Find out if there are any endangered species in your state, your country, island, etc. Browse endangered species listings according to area on our planet using
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below. Browse the different areas in the pulldown for other countries or specific US
or Canadian states. For sea creatures and creatures found on islands in the oceans, we recommend browsing the
list.
This list is made possible through a database keyword search/filtering process which may not be 100% accurate. Therefore, all endangered species of California may not be listed here. For a complete list of endangered species in North America, browse the
.
Using the total at the bottom of this page as an official count of endangered species of the world is
. For more information on what creatures are listed on this site, please visit our
page.
| Species Name | Scientific Name | Group | Range |
---|
1. |
Allyn Smith's Banded Snail
|
Helminthoglypta allynsmithi |
Snails |
California |
2. |
Amargosa Niterwort
|
Nitrophila mohavensis |
Plants |
California, Nevada |
3. |
Amargosa Vole
|
Microtus californicus scirpensis |
Mammals |
California |
4. |
Antioch Dunes Evening-primrose
|
Oenothera deltoides ssp. howellii |
Plants |
California |
5. |
Arroyo Southwestern Toad
|
Bufo californicus microscaphus |
Amphibians |
California, Mexico |
6. |
Ashy Storm-petrel
|
Oceanodroma homochroa |
Birds |
California, Ecuador, Mexico |
7. |
Avalon Hairstreak
|
Strymon avalona |
Insects |
California |
8. |
Baker's Cypress
|
Cupressus bakeri |
Plants |
California, Oregon |
9. |
Baker's Larkspur
|
Delphinium bakeri |
Plants |
California |
10. |
Beach Layia
|
Layia carnosa |
Plants |
California |
11. |
Bedstraw
|
Galium californicum ssp. sierrae |
Plants |
California |
12. |
Bedstraw
|
Galium buxifolium |
Plants |
California |
13. |
Belkin's Dune Tabanid Fly
|
Brennania belkini |
Insects |
California, Mexico |
14. |
Bell's Vireo
|
Vireo bellii |
Birds |
California, El Salvador, Guatemala, Honduras, Mexico, Nicaragua |
15. |
Ben Lomond Spineflower
|
Chorizanthe pungens var. hartwegiana |
Plants |
California |
16. |
Ben Lomond Wallflower
|
Erysimum teretifolium |
Plants |
California |
17. |
Bendire's Thrasher
|
Toxostoma bendirei |
Birds |
Arizona, California, Canada, Mexico, Nevada, New Mexico, Utah |
18. |
Berberis pinnata ssp. insularis
|
Berberis pinnata ssp. insularis |
Plants |
California |
19. |
Berberis nevinii
|
Berberis nevinii |
Plants |
California |
20. |
Bicolor Cactus Snail
|
Xerarionta tryoni |
Snails |
California |
21. |
Bighorn Sheep
|
Ovis canadensis |
Mammals |
California |
22. |
Black Abalone
|
Haliotis cracherodii |
Snails |
California, Mexico (Baja California) |
|
23. |
Black Rail
|
Laterallus jamaicensis |
Birds |
Central America, North America (including United States), South America |
24. |
Black Sea Bass
|
Stereolepis gigas |
Fishes |
California, Mexico |
25. |
Black Toad
|
Anaxyrus exsul |
Amphibians |
California |
26. |
Black-vented Shearwater
|
Puffinus opisthomelas |
Birds |
Mexico, United States (California) |
27. |
Blunt-nosed Leopard Lizard
|
Gambelia silus |
Reptiles |
California |
28. |
Bocaccio Rockfish
|
Sebastes paucispinus |
Fishes |
Canada, Mexico, United States |
29. |
Boisduval's Blue Butterfly
|
Aricia icarioides |
Insects |
California, Oregon |
30. |
Bonytail Chub
|
Gila elegans |
Fishes |
Arizona, California, Colorado, Nevada, Utah, Wyoming |
31. |
Braunton's Milk-vetch
|
Astragalus brauntonii |
Plants |
California |
32. |
Bronze Whaler
|
Carcharhinus brachyurus |
Fishes |
Africa, Asia, Australia, Europe, Middle East, North America (including United States), South America |
33. |
Brown Pelican
|
Pelecanus occidentalis |
Birds |
Coastal Central and South America, USA (Carolinas to Texas, California, Oregon, Washington), West Indies |
34. |
Buena Vista Lake Ornate Shrew
|
Sorex ornatus relictus |
Mammals |
California |
35. |
Buff-breasted Sandpiper
|
Tryngites subruficollis |
Birds |
Africa, Australia, Central America, Europe, Middle East, North America (including United States Territory), Oceanic, South America |
36. |
Bullseye Electric Ray
|
Diplobatus ommata |
Fishes |
California, Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama |
37. |
Burke's Goldfields
|
Lasthenia burkei |
Plants |
California |
38. |
California Bay Pea Crab
|
Parapinnixa affinis |
Crustaceans |
California |
39. |
California Condor
|
Gymnogyps californianus |
Birds |
California |
40. |
California Freshwater Shrimp
|
Syncaris pacifica |
Crustaceans |
California |
41. |
California Giant Salamander
|
Dicamptodon ensatus |
Amphibians |
California |
42. |
California Jewelflower
|
Caulanthus californicus |
Plants |
California |
43. |
California Orcutt Grass
|
Orcuttia californica |
Plants |
California |
44. |
California Red Tree Mouse
|
Arborimus pomo |
Mammals |
California |
|
45. |
California Red-legged Frog
|
Rana draytonii |
Amphibians |
California, Mexico |
46. |
California Seablite
|
Suaeda californica |
Plants |
California |
47. |
California Sheephead
|
Semicossyphus pulcher |
Fishes |
Mexico, United States (California) |
48. |
California Taraxacum
|
Taraxacum californicum |
Plants |
California |
49. |
California Tiger Salamander
|
Ambystoma californiense |
Amphibians |
California |
50. |
Calistoga Allocarya
|
Plagiobothrys strictus |
Plants |
California |
51. |
Callippe Silverspot Butterfly
|
Speyeria callippe callippe |
Insects |
California |
52. |
Campbell's Liverwort
|
Geothallus tuberosus |
Plants |
California |
53. |
Carex albida
|
Carex albida |
Plants |
California |
54. |
Carson Wandering Skipper
|
Pseudocopaeodes eunus obscurus |
Insects |
California, Nevada |
55. |
Cascades Frog
|
Rana cascadae |
Amphibians |
California, Canada |
56. |
Cassin's Finch
|
Haemorhous cassinii |
Birds |
Canada, Mexico, United States |
57. |
Catalina Island Mountain-Mahogany
|
Cercocarpus traskiae |
Plants |
California |
58. |
Catalina Mountain Snail
|
Radiocentrum avalonense |
Snails |
California |
59. |
Chestnut-collared Longspur
|
Calcarius ornatus |
Birds |
North America (including United States) |
60. |
Chinook Salmon
|
Oncorhynchus tshawytscha |
Fishes |
California (Sacramento River) in the winters |
61. |
Ciervo Scarab Beetle
|
Aegialia concinna |
Insects |
California |
62. |
Clapper Rail
|
Rallus longirostris |
Birds |
Arizona, California |
63. |
Clara Hunt's Milk-vetch
|
Astragalus clarianus |
Plants |
California |
64. |
Clouded Salamander
|
Aneides ferreus |
Amphibians |
California, Oregon |
65. |
Clover Lupine
|
Lupinus tidestromii |
Plants |
California |
66. |
Coachelia Giant Sand Treader Cricket
|
Macrobaenetes valgum |
Insects |
California |
|
67. |
Coachella Valley Fringe-toed Lizard
|
Uma inornata |
Reptiles |
California |
68. |
Coachella Valley Jerusalem Cricket
|
Stenopelmatus cahuilaensis |
Insects |
California |
69. |
Coachella Valley Milk-vetch
|
Astragalus lentiginosus var. coachellae |
Plants |
California |
70. |
Coast Redwood
|
Sequoia sempervirens |
Plants |
California, Oregon |
71. |
Coastal Dunes Milk-vetch
|
Astragalus tener var. titi |
Plants |
California |
72. |
Coho Salmon
|
Oncorhynchus kisutch |
Fishes |
California |
73. |
Colorado Desert Fringe-toed Lizard
|
Uma notata |
Reptiles |
California, Mexico |
74. |
Colorado Pikeminnow
|
Ptychocheilus lucius |
Fishes |
Arizona, California, Colorado, Mexico, Nevada, New Mexico, Utah, Wyoming |
75. |
Common Sawfish
|
Pristis pristis |
Fishes |
Africa, Asia, Australia, Central and South America, Europe, Mexico, United States |
76. |
Concentrated Snail
|
Micrarionta facta |
Snails |
California |
77. |
Conservancy Fairy Shrimp
|
Branchinecta conservatio |
Crustaceans |
California |
78. |
Contra Costa Goldfields
|
Lasthenia conjugens |
Plants |
California |
79. |
Contra Costa Wallflower
|
Erysimum capitatum var. angustatum |
Plants |
California |
80. |
Cougar
|
Puma concolor |
Mammals |
North and Central America |
81. |
Coyote Ceanothus
|
Ceanothus ferrisae |
Plants |
California |
82. |
Craveri's Murrelet
|
Synthliboramphus craveri |
Birds |
California, Mexico |
83. |
Cushenbury Milk-vetch
|
Astragalus albens |
Plants |
California |
84. |
Cushenbury Oxytheca
|
Oxytheca parishii var. goodmaniana |
Plants |
California |
85. |
Cushion Buckwheat
|
Eriogonum ovalifolium |
Plants |
California, Nevada |
86. |
Del Mar Manzanita
|
Arctostaphylos glandulosa ssp. crassifolia |
Plants |
California, Mexico |
87. |
Del Norte Salamander
|
Plethodon elongatus |
Amphibians |
California |
88. |
Delhi Sands Flower-loving Fly
|
Rhaphiomidas terminatus abdominalis |
Insects |
California |
|
89. |
Delta Green Ground Beetle
|
Elaphrus viridis |
Insects |
California |
90. |
Delta Smelt
|
Hypomesus transpacificus |
Fishes |
California |
91. |
Desert Pupfish
|
Cyprinodon macularius |
Fishes |
Arizona, California, Mexico |
92. |
Desert Slender Salamander
|
Batrachoseps aridus |
Amphibians |
California |
93. |
Desert Tortoise
|
Gopherus agassizii |
Reptiles |
Arizona, California, Mexico, Nevada, Utah |
94. |
Devil Fish
|
Manta birostris |
Fishes |
Africa, Asia, Australia, Central America, Europe, Hawaii, Middle East, North America, Oceanic, South America |
95. |
Dolloff Cave Spider
|
Meta dolloff |
Arachnids |
California, Texas |
96. |
El Segundo Blue Butterfly
|
Euphilotes battoides allyni |
Insects |
California |
97. |
Emerald Valvata
|
Valvata virens |
Snails |
California |
98. |
Empire Cave Pseudoscorpion
|
Fissilicreagris imperialis |
Arachnids |
California |
99. |
Eureka Dune Grass
|
Swallenia alexandrae |
Plants |
California |
100. |
Eureka Valley Evening-primrose
|
Oenothera avita ssp. eurekensis |
Plants |
California |
101. |
Few-flowered Navarretia
|
Navarretia leucocephala ssp. pauciflora |
Plants |
California |
102. |
Flat-tailed Horned Lizard
|
Phrynosoma mcallii |
Reptiles |
Arizona, California, Mexico |
103. |
Foothill Yellow-legged Frog
|
Rana boylii |
Amphibians |
California, Mexico, Oregon |
104. |
Fountain Thistle
|
Cirsium fontinale |
Plants |
California |
105. |
Franklin's Bumble Bee
|
Bombus franklini |
Insects |
California, Oregon |
106. |
Fraternal Snail
|
Micrarionta feralis |
Snails |
California |
107. |
Frilled Shark
|
Chlamydoselachus anguineus |
Fishes |
Angola, Australia, Chile, France, Guyana, Japan, Mauritania, Morocco, Namibia, New Zealand, Norway, Portugal (Madeira), South Africa, Spain, United Kingdom, United States (California) |
108. |
Gabb's Snail
|
Micrarionta gabbii |
Snails |
California |
109. |
Galapagos Shark
|
Carcharhinus galapagensis |
Fishes |
Africa, Asia, Australia, Central America, Europe, North America (Hawaii/US Territory), Oceanic, South America |
110. |
Gambel's Watercress
|
Rorippa gambellii |
Plants |
California |
|
111. |
Gaviota Tarplant
|
Deinandra increscens ssp. villosa |
Plants |
California |
112. |
Giant Garter Snake
|
Thamnophis gigas |
Reptiles |
California |
113. |
Giant Kangaroo Rat
|
Dipodomys ingens |
Mammals |
California |
114. |
Giant Sequoia
|
Sequoiadendron giganteum |
Plants |
United States (California) |
115. |
Gila Monster
|
Heloderma suspectum |
Reptiles |
Mexico, United States |
116. |
Gilia
|
Gilia tenuiflora |
Plants |
California |
117. |
Globose Dune Beetle
|
Coelus globosus |
Insects |
California, Mexico |
118. |
Gowen Cypress
|
Cupressus goveniana |
Plants |
California |
119. |
Grady's Cave Amphipod
|
Stygobromus gradyi |
Crustaceans |
California |
120. |
Gray Wolf
|
Canis lupus |
Mammals |
Mexico, United States |
121. |
Great Basin Bristlecone Pine
|
Pinus longaeva |
Plants |
California, Nevada, Utah |
122. |
Greater Sage-grouse
|
Centrocercus urophasianus |
Birds |
Canada, United States |
123. |
Green Sturgeon
|
Acipenser medirostris |
Fishes |
Alaska, California, Canada (British Columbia), Mexico, Oregon |
124. |
Greene's Tuctoria
|
Tuctoria greenei |
Plants |
California |
125. |
Guadalupe Fur Seal
|
Arctocephalus townsendi |
Mammals |
California, Mexico |
126. |
Guadalupe Island Cypress
|
Cupressus guadalupensis |
Plants |
California, Mexico |
127. |
Gulf Grouper
|
Mycteroperca jordani |
Fishes |
California, Mexico |
128. |
Hairy Orcutt Grass
|
Orcuttia pilosa |
Plants |
California |
129. |
Hammerhead Shark
|
Sphyrna mokarran |
Fishes |
Africa, Asia, Australia, Central and South America, Middle East, Oceanic, United States |
130. |
Hara's Cave Amphipod
|
Stygobromus harai |
Crustaceans |
California |
131. |
Hartweg's Golden Sunburst
|
Pseudobahia bahiifolia |
Plants |
California |
132. |
Heermann's Gull
|
Larus heermanni |
Birds |
Arizona, California, Canada, Guatemala, Mexico, Oregon, Washington |
|
133. |
Hermes Copper
|
Lycaena hermes |
Insects |
California, Mexico |
134. |
Hesperodiaptomus californiensis
|
Hesperodiaptomus californiensis |
Crustaceans |
California |
135. |
Hickman's Potentilla
|
Potentilla hickmanii |
Plants |
California |
136. |
Hoffmann's Rock-cress
|
Arabis hoffmannii |
Plants |
California |
137. |
Howell's Spineflower
|
Chorizanthe howellii |
Plants |
California |
138. |
Indian Knob Mountain Balm
|
Eriodictyon altissimum |
Plants |
California |
139. |
Inyo Mountains Salamander
|
Batrachoseps campi |
Amphibians |
California |
140. |
Ione Buckwheat
|
Eriogonum apricum |
Plants |
California |
141. |
Ischnura gemina
|
Ischnura gemina |
Insects |
California |
142. |
Island Fox
|
Urocyon littoralis |
Mammals |
California |
143. |
Island Malacothrix
|
Malacothrix squalida |
Plants |
California |
144. |
Island Phacelia
|
Phacelia insularis ssp. insularis |
Plants |
California |
145. |
Island Scrub-jay
|
Aphelocoma insularis |
Birds |
California |
146. |
Jaguar
|
Panthera onca |
Mammals |
Arizona, California, Central and South America, Louisiana, Mexico, New Mexico, Texas |
147. |
Japanese Devilray
|
Mobula japanica |
Fishes |
Africa, Asia, Australia, Central America, Hawaii, Middle East, North America, Oceanic, South America |
148. |
Kangaroo Rat
|
Dipodomys nitratoides |
Mammals |
California |
149. |
Keck's Checker-mallow
|
Sidalcea keckii |
Plants |
California |
150. |
Keeled Sideband
|
Monadenia circumcarinata |
Snails |
California |
151. |
Kelso Giant Sand Treader Cricket
|
Macrobaenetes kelsoensis |
Insects |
California |
152. |
Kelso Jerusalem Cricket
|
Ammopelmatus kelsoensis |
Insects |
California |
153. |
Kern Canyon Slender Salamander
|
Batrachoseps simatus |
Amphibians |
California |
154. |
Kern Mallow
|
Eremalche kernensis |
Plants |
California |
|
155. |
Kern Plateau Salamander
|
Batrachoseps robustus |
Amphibians |
California |
156. |
Kern Shoulderband
|
Helminthoglypta callistoderma |
Snails |
California |
157. |
Kings River Slender Salamander
|
Batrachoseps regius |
Amphibians |
California |
158. |
Kneeland Prairie Penny-cress
|
Thlaspi californicum |
Plants |
California |
159. |
La Graciosa Thistle
|
Cirsium loncholepis |
Plants |
California |
160. |
Laguna Mountains Skipper
|
Pyrgus ruralis lagunae |
Insects |
California |
161. |
Lake County Stonecrop
|
Parvisedum leiocarpum |
Plants |
California |
162. |
Lane Mountain Milk-vetch
|
Astragalus jaegerianus |
Plants |
California |
163. |
Lange's Metalmark Butterfly
|
Apodemia mormo langei |
Insects |
California |
164. |
Large-flowered Fiddleneck
|
Amsinckia grandiflora |
Plants |
California |
165. |
Laysan Albatross
|
Phoebastria immutabilis |
Birds |
Alaska, Australia (Norfolk Island), California, Canada, Federated States of Micronesia, Hawaii, Japan, Marshall Islands, Mexico, New Zealand, Northern Mariana Islands, Oregon, Washington |
166. |
Least Tern
|
Sterna antillarum |
Birds |
Bahamas, Central America (winters), Greater and Lesser Antilles, Mexico, Northern South America, USA (California, including the Miss. R. Basin), Atlantic Gulf Coasts |
167. |
Limestone Salamander
|
Hydromantes brunus |
Amphibians |
California |
168. |
Loch Lomond Coyote Thistle
|
Eryngium constancei |
Plants |
California |
169. |
Lompoc Grasshopper
|
Trimerotropis occulens |
Insects |
California |
170. |
Lompoc Yerba Santa
|
Eriodictyon capitatum |
Plants |
California |
171. |
Longfin Mako
|
Isurus paucus |
Fishes |
Africa, Asia, Australia, Central America, Europe, North America (including United States and Hawaii), Oceanic, South America |
172. |
Longhorn Fairy Shrimp
|
Branchinecta longiantenna |
Crustaceans |
California |
173. |
Lost River Sucker
|
Deltistes luxatus |
Fishes |
California, Oregon |
174. |
Lotis Blue Butterfly
|
Lycaeides argyrognomon lotis |
Insects |
California |
175. |
Lyon's Pentachaeta
|
Pentachaeta lyonii |
Plants |
California |
176. |
Mackenzie's Cave Amphipod
|
Stygobromus mackenziei |
Crustaceans |
California |
|
177. |
Manica parasitica
|
Manica parasitica |
Insects |
California |
178. |
Many-flowered Navarretia
|
Navarretia leucocephala ssp. plieantha |
Plants |
California |
179. |
Marbled Murrelet
|
Brachyramphus marmoratus |
Birds |
Canada, Mexico, United States |
180. |
McDonald's Rock-cress
|
Arabis mcdonaldiana |
Plants |
California |
181. |
Melones Cave Harvestman
|
Banksula melones |
Arachnids |
California |
182. |
Menzies' Wallflower
|
Erysimum menziesii |
Plants |
California |
183. |
Merriam's Kangaroo Rat
|
Dipodomys merriami |
Mammals |
Mexico, United States |
184. |
Mesa Shoulderband
|
Helminthoglypta coelata |
Snails |
California |
185. |
Metcalf Canyon Jewelflower
|
Streptanthus albidus ssp. albidus |
Plants |
California |
186. |
Mexican Flannelbush
|
Fremontodendron mexicanum |
Plants |
California, Mexico |
187. |
Mexican Long-tongued Bat
|
Choeronycteris mexicana |
Mammals |
Arizona, California, El Salvador, Guatemala, Honduras, Mexico, Nevada, New Mexico, Texas |
188. |
Middlekauf's Shieldback Katydid
|
Idiostatus middlekaufi |
Insects |
California |
189. |
Modoc Sucker
|
Catostomus microps |
Fishes |
California |
190. |
Mohave Ground Squirrel
|
Xerospermophilus mohavensis |
Mammals |
United States (California) |
191. |
Mohave Tui Chub
|
Gila bicolor mohavensis |
Fishes |
California |
192. |
Monterey Clover
|
Trifolium trichocalyx |
Plants |
California |
193. |
Monterey Cypress
|
Cupressus macrocarpa |
Plants |
California |
194. |
Morro Bay Kangaroo Rat
|
Dipodomys heermanni morroensis |
Mammals |
California |
195. |
Morro Shoulderband Snail
|
Helminthoglypta walkeriana |
Snails |
California |
196. |
Mountain Yellow-legged Frog
|
Rana muscosa |
Amphibians |
USA - Southern California DPS |
197. |
Mt. Hermon June Beetle
|
Polyphylla barbata |
Insects |
California |
198. |
Munz's Onion
|
Allium munzii |
Plants |
California |
|
199. |
Napa Bluegrass
|
Poa napensis |
Plants |
California |
200. |
Nelson's Antelope Squirrel
|
Ammospermophilus nelsoni |
Mammals |
California |
201. |
Nipomo Mesa Lupine
|
Lupinus nipomensis |
Plants |
California |
202. |
North Pacific Right Whale
|
Balaena japonica |
Mammals |
Canada (British Columbia), China, Japan, Korea, Mexico (Baja California), Russia, Taiwan, United States and Hawaii |
203. |
Northern Abalone
|
Haliotis kamtschatkana |
Snails |
Alaska, California, Canada (British Columbia), Oregon, Washington |
204. |
Northern California Black Walnut
|
Juglans californica |
Plants |
California |
205. |
Northern Fur Seal
|
Callorhinus ursinus |
Mammals |
Arkansas, California, Canada, China, Japan, Korea, Mexico, Oregon, Russia, Taiwan, Washington |
206. |
Northern Guitarfish
|
Rhinobatos productus |
Fishes |
California, Mexico |
207. |
Oceanic Whitetip Shark
|
Carcharhinus longimanus |
Fishes |
Africa, American Samoa, Asia, Australia, Central America, Europe, Middle East, North America (including United States and Hawaii), Oceanic, South America |
208. |
Ohlone Tiger Beetle
|
Cicindela ohlone |
Insects |
California |
209. |
Olive-sided Flycatcher
|
Contopus cooperi |
Birds |
Central and South America, North America (including United States) |
210. |
Orcutt's Spineflower
|
Chorizanthe orcuttiana |
Plants |
California |
211. |
Oregon Checker-mallow
|
Sidalcea oregana |
Plants |
California |
212. |
Otay Mesa-mint
|
Pogogyne nudiuscula |
Plants |
California, Mexico (Baja California) |
213. |
Owens Pupfish
|
Cyprinodon radiosus |
Fishes |
California |
214. |
Owens Tui Chub
|
Gila bicolor snyderi |
Fishes |
California |
215. |
Pacific Pocket Mouse
|
Perognathus longimembris pacificus |
Mammals |
California |
216. |
Pacific Pond Turtle
|
Actinemys marmorata |
Reptiles |
California, Mexico, Oregon, Washington |
217. |
Pacific Seahorse
|
Hippocampus ingens |
Fishes |
Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Mexico, Panama, Peru, United States (California) |
218. |
Palmate-bracted Bird's-beak
|
Cordylanthus palmatus |
Plants |
California |
219. |
Palos Verdes Blue Butterfly
|
Glaucopsyche lygdamus palosverdesensis |
Insects |
California |
220. |
Panamint Alligator Lizard
|
Elgaria panamintina |
Reptiles |
California |
|
221. |
Pedate Checker-mallow
|
Sidalcea pedata |
Plants |
California |
222. |
Pennell's Bird's-beak
|
Cordylanthus tenuis ssp. capillaris |
Plants |
California |
223. |
Pine Hill Ceanothus
|
Ceanothus roderickii |
Plants |
California |
224. |
Pine Hill Flannelbush
|
Fremontodendron californicum ssp. decumbens |
Plants |
California |
225. |
Pinyon Jay
|
Gymnorhinus cyanocephalus |
Birds |
United States |
226. |
Pismo Clarkia
|
Clarkia speciosa ssp. immaculata |
Plants |
California |
227. |
Pitkin Marsh Lily
|
Lilium pardalinum ssp. pitkinense |
Plants |
California |
228. |
Plain Cactus Snail
|
Xerarionta intercisa |
Snails |
California |
229. |
Point Arena Mountain Beaver
|
Aplodontia rufa nigra |
Mammals |
California |
230. |
Port Conception Jerusalem Cricket
|
Ammopelmatus muwu |
Insects |
California |
231. |
Port Orford Cedar
|
Chamaecyparis lawsoniana |
Plants |
California, Oregon |
232. |
Presidio Clarkia
|
Clarkia franciscana |
Plants |
California |
233. |
Presidio Manzanita
|
Arctostaphylos hookeri var. ravenii |
Plants |
California |
234. |
Prickly Pear
|
Opuntia treleasei |
Plants |
California |
235. |
Prickly Pear Island Snail
|
Micrarionta opuntia |
Snails |
California |
236. |
Prickly Shark
|
Echinorhinus cookei |
Fishes |
Australia, California, China, Hawaii, New Zealand, Palau, Peru, Taiwan |
237. |
Quercus engelmannii
|
Quercus engelmannii |
Plants |
California, Mexico |
238. |
Quercus dumosa
|
Quercus dumosa |
Plants |
California, Mexico |
239. |
Quercus tomentella
|
Quercus tomentella |
Plants |
California, Mexico |
240. |
Quercus macdonaldii
|
Quercus macdonaldii |
Plants |
California |
241. |
Quino Checkerspot Butterfly
|
Euphydryas editha quino |
Insects |
California, Mexico |
242. |
Razorback Sucker
|
Xyrauchen texanus |
Fishes |
Arizona, California, Colorado, Mexico, Nevada, New Mexico, Utah, Wyoming |
|
243. |
Red Tree Vole
|
Arborimus longicaudus |
Mammals |
California, Oregon |
244. |
Red-crowned Parrot
|
Amazona viridigenalis |
Birds |
Mexico, Puerto Rico, US (TX, FL, CA) |
245. |
Riparian Brush Rabbit
|
Sylvilagus bachmani riparius |
Mammals |
California |
246. |
Riparian Woodrat
|
Neotoma fuscipes riparia |
Mammals |
California |
247. |
Robust Spineflower
|
Chorizanthe robusta |
Plants |
California |
248. |
Rough Sculpin
|
Cottus asperrimus |
Fishes |
California |
249. |
Sacramento Anthicid Beetle
|
Anthicus sacramento |
Insects |
United States |
250. |
Sacramento Orcutt Grass
|
Orcuttia viscida |
Plants |
California |
251. |
Sacramento Splittail
|
Pogonichthys macrolepidotus |
Fishes |
California |
252. |
Salt Marsh Bird's-beak
|
Cordylanthus maritimus ssp. maritimus |
Plants |
California, Mexico (Baja California) |
253. |
Salt Marsh Harvest Mouse
|
Reithrodontomys raviventris |
Mammals |
California |
254. |
Sambar Deer
|
Rusa unicolor |
Mammals |
Africa, Asia, Australia, Central America, North America (United States) |
255. |
Samwell Cave Cricket
|
Pristoceuthophilus sp. nov. |
Insects |
United States (California) |
256. |
San Bernardino Bluegrass
|
Poa atropurpurea |
Plants |
California |
257. |
San Bernardino Mountains Bladderpod
|
Lesquerella kingii ssp. bernardina |
Plants |
California |
258. |
San Bruno Elfin Butterfly
|
Callophrys mossii bayensis |
Insects |
California |
259. |
San Clemente Island Broom
|
Lotus dendroideus ssp. traskiae |
Plants |
California |
260. |
San Clemente Island Bush-mallow
|
Malacothamnus clementinus |
Plants |
California |
261. |
San Clemente Island Indian Paintbrush
|
Castilleja grisea |
Plants |
California |
262. |
San Clemente Island Larkspur
|
Delphinium variegatum ssp. kinkiense |
Plants |
California |
263. |
San Clemente Island Woodland-star
|
Lithophragma maximum |
Plants |
California |
264. |
San Clemente Loggerhead Shrike
|
Lanius ludovicianus mearnsi |
Birds |
California |
|
265. |
San Diego Ambrosia
|
Ambrosia pumila |
Plants |
California, Mexico |
266. |
San Diego Button-celery
|
Eryngium aristulatum var. parishii |
Plants |
California |
267. |
San Diego Fairy Shrimp
|
Branchinecta sandiegonensis |
Crustaceans |
California |
268. |
San Diego Mesa-mint
|
Pogogyne abramsii |
Plants |
California |
269. |
San Francisco Garter Snake
|
Thamnophis sirtalis tetrataenia |
Reptiles |
California |
270. |
San Francisco Lessingia
|
Lessingia germanorum |
Plants |
California |
271. |
San Jacinto Valley Crownscale
|
Atriplex coronata var. notatior |
Plants |
California |
272. |
San Joaquin Dune Beetle
|
Coelus gracilis |
Insects |
California |
273. |
San Joaquin Kit Fox
|
Vulpes macrotis mutica |
Mammals |
California |
274. |
San Joaquin Wooly-threads
|
Monolopia congdonii |
Plants |
California |
275. |
San Mateo Thornmint
|
Acanthomintha obovata ssp. duttonii |
Plants |
California |
276. |
San Mateo Woolly Sunflower
|
Eriophyllum latilobum |
Plants |
California |
277. |
Sandstone Night Lizard
|
Xantusia gracilis |
Reptiles |
California |
278. |
Sandwort
|
Arenaria paludicola |
Plants |
California |
279. |
Santa Ana River Woolly-star
|
Eriastrum densifolium ssp. sanctorum |
Plants |
California |
280. |
Santa Ana Sucker
|
Catostomus santaanae |
Fishes |
California |
281. |
Santa Barbara Island Liveforever
|
Dudleya traskiae |
Plants |
California |
282. |
Santa Catalina Island Manzanita
|
Arctostaphylos catalinae |
Plants |
California |
283. |
Santa Clara Valley Dudleya
|
Dudleya setchellii |
Plants |
California |
284. |
Santa Cruz Cypress
|
Cupressus abramsiana |
Plants |
California |
285. |
Santa Cruz Island Bush-mallow
|
Malacothamnus fasciculatus var. nesioticus |
Plants |
California |
286. |
Santa Cruz Island Fringepod
|
Thysanocarpus conchuliferus |
Plants |
California |
|
287. |
Santa Cruz Island Malacothrix
|
Malacothrix indecora |
Plants |
California |
288. |
Santa Cruz Island Rock-cress
|
Sibara filifolia |
Plants |
California |
289. |
Santa Cruz Long-toed Salamander
|
Ambystoma macrodactylum croceum |
Amphibians |
California |
290. |
Santa Monica Mountains Grasshopper
|
Trimerotropis occidentaloides |
Insects |
California |
291. |
Santa Rosa Island Manzanita
|
Arctostaphylos confertiflora |
Plants |
California |
292. |
Santa Rosa Island Pine
|
Pinus torreyana |
Plants |
California |
293. |
Scottbar Salamander
|
Plethodon asupak |
Amphibians |
California |
294. |
Scotts Valley Polygonum
|
Polygonum hickmanii |
Plants |
California |
295. |
Sea Otter
|
Enhydra lutris |
Mammals |
Canada, Japan, Mexico, Russia, United States |
296. |
Sebastopol Meadowfoam
|
Limnanthes vinculans |
Plants |
California |
297. |
Shasta Crayfish
|
Pacifastacus fortis |
Crustaceans |
California |
298. |
Shasta Salamander
|
Hydromantes shastae |
Amphibians |
California |
299. |
Shortnose Sucker
|
Chasmistes brevirostris |
Fishes |
California, Oregon |
300. |
Showy Indian Clover
|
Trifolium amoenum |
Plants |
California |
301. |
Sierra Nevada Yellow-legged Frog
|
Rana sierrae |
Amphibians |
California |
302. |
Sierra Pygmy Grasshopper
|
Tetrix sierrane |
Insects |
California |
303. |
Siskiyou Mountains Salamander
|
Plethodon stormi |
Amphibians |
California, Oregon |
304. |
Slender-horned Spineflower
|
Dodecahema leptoceras |
Plants |
California |
305. |
Slender-petaled Mustard
|
Thelypodium stenopetalum |
Plants |
California |
306. |
Smith's Blue Butterfly
|
Euphilotes enoptes smithi |
Insects |
California |
307. |
Soft Bird's-Beak
|
Cordylanthus mollis ssp. mollis |
Plants |
California |
308. |
Soft-leaved Indian Paintbrush
|
Castilleja mollis |
Plants |
California |
|
309. |
Solano Grass
|
Tuctoria mucronata |
Plants |
California |
310. |
Sonoma Alopecurus
|
Alopecurus aequalis var. sonomensis |
Plants |
California |
311. |
Sonoma Spineflower
|
Chorizanthe valida |
Plants |
California |
312. |
Sonoma Sunshine
|
Blennosperma bakeri |
Plants |
California |
313. |
Sooty Crayfish
|
Pacifastacus nigrescens |
Crustaceans |
California |
314. |
Sooty Shearwater
|
Ardenna grisea |
Birds |
Africa, Antarctica, Asia, Australia, Central America, Europe, Middle East, North America (United States Territory), Oceanic, South America |
315. |
Southwestern Willow Flycatcher
|
Empidonax traillii extimus |
Birds |
Arizona, California, Colorado, Mexico, New Mexico, Texas, Utah |
316. |
Spea hammondii
|
Spea hammondii |
Amphibians |
California, Mexico |
317. |
Speckled Black Salamander
|
Aneides flavipunctatus |
Amphibians |
California, Oregon |
318. |
Sphaerocarpos drewei
|
Sphaerocarpos drewei |
Plants |
California |
319. |
Spotted Owl
|
Strix occidentalis |
Birds |
Arizona, California, Canada, Mexico, New Mexico, Texas |
320. |
Stebbins' Morning-glory
|
Calystegia stebbinsii |
Plants |
California |
321. |
Steelhead
|
Oncorhynchus mykiss |
Fishes |
(endangered population southern California Coast), North Pacific Ocean from the Kamchatka Peninsula in Asia to the northern Baja Peninsula |
322. |
Steller Sea-lion
|
Eumetopias jubatus |
Mammals |
Alaska, California, Canada, North Pacific Ocean, Oregon, Russia, Washington |
323. |
Stephen's Kangaroo Rat
|
Dipodomys stephensi |
Mammals |
California |
324. |
Stephen's Kangaroo Rat
|
Dipodomys cascus |
Mammals |
California |
325. |
Streptocephalus woottoni
|
Streptocephalus woottoni |
Crustaceans |
California |
326. |
Suisun Thistle
|
Cirsium hydrophilum var. hydrophilum |
Plants |
California |
327. |
Tehachapi Slender Salamander
|
Batrachoseps stebbinsi |
Amphibians |
California |
328. |
Thousand Palms Desert Snail
|
Eremarionta millepalmarum |
Snails |
California |
329. |
Tiburon Jewelflower
|
Streptanthus niger |
Plants |
California |
330. |
Tiburon Paintbrush
|
Castilleja affinis ssp. neglecta |
Plants |
California |
|
331. |
Tidewater Goby
|
Eucyclogobius newberryi |
Fishes |
California |
332. |
Tight Coin
|
Ammonitella yatesii |
Snails |
California |
333. |
Tricolored Blackbird
|
Agelaius tricolor |
Birds |
Mexico, United States (California) |
334. |
Trinity Bristle Snail
|
Monadenia setosa |
Snails |
California |
335. |
Triple-ribbed Milk-vetch
|
Astragalus tricarinatus |
Plants |
California |
336. |
Unarmored Threespine Stickleback
|
Gasterosteus aculeatus williamsoni |
Fishes |
California |
337. |
Ventura Marsh Milk-vetch
|
Astragalus pycnostachyus var. lanosissimus |
Plants |
California |
338. |
Vernal Pool Fairy Shrimp
|
Branchinecta lynchi |
Crustaceans |
California, Oregon |
339. |
Vernal Pool Tadpole Shrimp
|
Lepidurus packardi |
Crustaceans |
California |
340. |
Vine Hill Clarkia
|
Clarkia imbricata |
Plants |
California |
341. |
Wandering Salamander
|
Aneides vagrans |
Amphibians |
California, Canada (British Columbia) |
342. |
Wengeror's Cave Amphipod
|
Stygobromus wengerorum |
Crustaceans |
California |
343. |
Western Lily
|
Lilium occidentale |
Plants |
California, Oregon |
344. |
Western Toad
|
Anaxyrus boreas |
Amphibians |
Canada, Mexico, United States (California) |
345. |
Whale Shark
|
Rhincodon typus |
Fishes |
Africa, American Samoa, Asia, Australia, Central America, Middle East, Oceanic, South America |
346. |
White Abalone
|
Haliotis sorenseni |
Snails |
North America (West Coast from Point Conception, CA, USA, to Punta Abreojos, Baja Californa, Mexico) |
347. |
White Desert Snail
|
Eremarionta immaculata |
Snails |
California |
348. |
White-eared Pocket Mouse
|
Perognathus alticolus |
Mammals |
California |
349. |
White-rayed Pentachaeta
|
Pentachaeta bellidiflora |
Plants |
California |
350. |
Whitebark Pine
|
Pinus albicaulis |
Plants |
Canada, United States |
351. |
Willowy Monardella
|
Monardella linoides ssp. viminea |
Plants |
California, Mexico |
352. |
Woolly Meadowfoam
|
Limnanthes floccosa |
Plants |
California |
|
353. |
Wreathed Cactus Snail
|
Xerarionta redimita |
Snails |
California |
354. |
Xantus's Murrelet
|
Synthliboramphus hypoleucus |
Birds |
California, Canada, Mexico, Washington |
355. |
Yadon's Piperia
|
Piperia yadonii |
Plants |
California |
356. |
Yellow Larkspur
|
Delphinium luteum |
Plants |
California |
357. |
Yosemite Toad
|
Anaxyrus canorus |
Amphibians |
California |
358. |
Yreka Phlox
|
Phlox hirsuta |
Plants |
California |
359. |
Zayante Band-winged Grasshopper
|
Trimerotropis infantilis |
Insects |
California |
360. |
Zerene Fritillary
|
Speyeria zerene |
Insects |
California |