Endangered Butterflies
A species is listed under one of two categories, endangered or threatened, depending on its status and the degree of threat it faces. An "endangered" (E) species is one that is in danger of extinction throughout all or a significant portion of its range. A "threatened" (T) species is one that could to become endangered in the near future.Note: The Karner Blue Butterfly is linked. Please do not forget to click on it.
| Main Region |
Status |
Common Name (Scientific Name) |
| 1 | T | Butterfly, Bay Checkerspot * (Euphydryas editha bayensis) |
| 1 | E | Butterfly, Behren's Silverspot * (Speyeria zerene behrensii) |
| 1 | E | Butterfly, Callippe Silverspot * (Speyeria callippe callippe) |
| 1 | E | Butterfly, El Segundo Blue * (Euphilotes battoides allyni) |
| 1 | E | Butterfly, Fender's Blue (Icaricia icarioides fenderi) |
| 3 | E | Butterfly, Karner Blue * (Lycaeides melissa samuelis) |
| 1 | E | Butterfly, Lange's Metalmark * (Apodemia mormo langei) |
| 1 | E | Butterfly, Lotis Blue * (Lycaeides argyrognomon lotis) |
| 1 | E | Butterfly, Mission Blue * (Icaricia icarioides missionensis) |
| 3 | E | Butterfly, Mitchell's Satyr * (Neonympha mitchellii mitchellii) |
| 1 | E | Butterfly, Myrtle's Silverspot * (Speyeria zerene myrtleae) |
| 1 | T | Butterfly, Oregon Silverspot * (Speyeria zerene hippolyta) |
| 1 | E | Butterfly, Palos Verdes Blue * (Glaucopsyche lygdamus palosverdesensis) |
| 1 | E | Butterfly, Quino Checkerspot (Euphydryas editha quino (=E. e. wrighti)) |
| 4 | E | Butterfly, Saint Francis' Satyr * (Neonympha mitchellii francisci) |
| 1 | E | Butterfly, San Bruno Elfin * (Callophrys mossii bayensis) |
| 4 | E | Butterfly, Schaus Swallowtail * (Heraclides (=Papilio) aristodemus ponceanus) |
| 1 | E | Butterfly, Smith's Blue * (Euphilotes enoptes smithi) |
| 6 | E | Butterfly, Uncompahgre Fritillary (Boloria acrocnema) |
Region 1 - Pacific Region:
CA, HI, ID, NV, OR, WA, American Samoa, Guam, Commonwealth of the Northern Marianas Islands
Region 2 - Southwest Region:
AZ, NM, OK, TX
Region 3 - Great Lakes-Big Rivers Region:
IL, IN, IA, MI, MN, MO, OH, WI
Region 4 - Southeast Region:
AL, AR, FL, GA, KY, LA, MS, NC, SC, TN, Puerto Rico, Puerto Rico
Region 5 - Northeast Region:
CT, DE, ME, ME, MA, NH, NJ, NY, PA, RI, VT, VA, WV, The District of Columbia
Region 6 - Mountain-Prairie Region:
CO, KS, MT, NE, ND, SD, UT, WY
Region 7 - Alaska Region:
Alaska |
