| Common Name |
Scientific Name |
Threatened or Endangered |
| Bay Checkerspot |
Euphydryas editha editha (=E. e. bayensis) |
T |
| Behren's Silverspot |
Speyeria zerene behrensii |
E |
| Callippe Silverspot |
Speyeria callippe callippe |
E |
| El Segundo Blue |
Euphilotes battoides allyni |
E |
| Fender's Blue |
Plebejus icarioides fenderi |
E |
| Karner Blue |
Plebejus samuelis |
E |
| Lange's Metalmark |
Apodemia mormo langei |
E |
| Lotis Blue |
Plebejus anna lotis |
E |
| Mission Blue |
Plebejus icarioides missionensis |
E |
| Mitchell's Satyr |
Neonympha mitchellii mitchellii |
E |
| Myrtle's Silverspot |
Speyeria zerene myrtleae |
E |
| Oregon Silverspot |
Speyeria zerene hippolyta |
T |
| Palos Verdes Blue |
Glaucopsyche lygdamus palosverdesensis |
E |
| Quino Checkerspot |
Euphydryas editha quino (=E. e. wrighti) |
E |
| Saint Francis' Satyr |
Neonympha mitchellii francisci |
E |
| San Bruno Elfin |
Callophrys mossii bayensis |
E |
| Schaus Swallowtail |
Papilio aristodemus ponceanus |
E |
| Smith's Blue |
Euphilotes enoptes smithi |
E |
| Uncompahgre Fritillary |
Boloria improba acrocnema |
E |
| Carson Wandering Skipper |
Pseudocopaeodes eunus obscurus |
E |
| Laguna Mountains Checkered-Skipper |
Pyrgus ruralis lagunae |
E |
| Pawnee Montane Skipper |
Hesperia leonardus montana |
T |
