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For Insects, Spiders & Their Kin
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Subfamily Polyommatinae - Blues

Arrowhead Blue - Glaucopsyche piasus Unidentified Butterfly - Cupido comyntas Fender's Blue Butterflies courting - Plebejus icarioides - male Butterfly on Thistle - Plebejus melissa - female More western lycaenids for Mike Hofmann - Plebejus saepiolus Cupido comyntas Plebejus melissa samuelis?  - Plebejus Tribe Polyommatini - Echinargus isola
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Papilionoidea (Butterflies and Skippers)
Family Lycaenidae (Blues, Coppers, Hairstreaks, Harvesters)
Subfamily Polyommatinae (Blues)
Synonyms and other taxonomic changes
Often considered as a tribe - "Polyommatini" under a broader concept of subfamily Lycaeninae, which also incudes Blues and Hairstreaks as just tribes.
Internet References