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

Genus Admestina

Admestina wheeleri Tiny Salticid - Admestina tibialis - male 110511JSpider - Admestina Admestina sp.? - Admestina Admestina sp - Admestina - female Admestina - male Unknown Long Jumping Spider - Admestina 10/25/2023  spider - Admestina
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Salticidae (Jumping Spiders)
Genus Admestina
Synonyms and other taxonomic changes
Identification
It is difficult to differentiate the 3 species of Admestina without looking at the genitalia. Usually though a guess can be made based on the location.
A. wheeleri is found the furthest north: New York, Connecticut, Massachusetts, Michigan, Minnesota, Wisconsin, South Dakota, North Dakota, Canada.
A. archboldi is found the furthest south: Florida, Texas, Georgia, Mississippi, Louisiana.
A. tibialis is found in between: Connecticut to Florida.
The genitalia of A. wheeleri and A. archboldi are extremely similar, while A. tibialis has an enlarged embolus in the male and corresponding large epigynal openings in the female.