Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Giving Tuesday

Do you use BugGuide? Please consider a monetary gift on this Giving Tuesday.

Donate Now

Your donation to BugGuide is tax-deductible.

Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

See Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Species Leptotes marina - Marine Blue - Hodges#4357

Leptotes marina Marine Blue - Leptotes marina Reakirt's Blue? (Or is it Marine Blue?) - Leptotes marina tiny butterfly - Leptotes marina Marine Blue - Leptotes marina Leptotes marina-Marine blue? - Leptotes marina Butterfly on Bellflower--ventral view - Leptotes marina Marine Blue - Leptotes marina - female
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)
Genus Leptotes
Species marina (Marine Blue - Hodges#4357)
Hodges Number
Synonyms and other taxonomic changes
Leptotes marina (Reakirt)
Orig. Comb: Lycaena marina Reakirt 1868
2 spp. n. of Mex.
Wing span: 2.2 - 2.9 cm
Upperside blue; male with purple tinge, female with no white. Underside of forewing with unbroken pale brown bands from costa to inner margin.
mostly sw US / Mex. to C. Amer. - Map (MPG)
Subtropical and southwestern open areas including mesquite scrub, city gardens, desert, alfalfa fields, and waste areas.
April-September in the north, all through the year in South Texas and southern California.
Caterpillar hosts: Leadwort (Plumbago) and many legumes including alfalfa (Medicago sativa), milkvetch (Astragalus), and mesquite (Prosopis).
Life Cycle
Males patrol to find females. Eggs are laid singly on flower buds of the host plant; caterpillars eat flowers and seedpods.
See Also

Cassius Blue (Leptotes cassius)