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Upcoming Events

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

National Moth Week was July 23-31, 2022! See moth submissions.

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


Genus Hypogastrura

Snow Flea - Hypogastrura harveyi springtail - Hypogastrura Springtail - Hypogastrura tooliki Collembola - Hypogastrura nivicola Hypogastrura nivicola? - Hypogastrura nivicola Collembola - Hypogastrura Springtail IMG_9019 - Hypogastrura Help Identifying Species or Genus of Springtail (Collembola)  - Hypogastrura
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Collembola (Springtails and allies)
Order Poduromorpha
Family Hypogastruridae
Genus Hypogastrura
Other Common Names
H. nivicola, H. harveyi, and H. tooliki are active in winter and are called "snow fleas".
Explanation of Names
Author: Bourlet, 1839
Nearctica lists 81 species.
Per Frans Janssens here, some diagnostic characters of Hypogastrura:

1. poor dorsal setal coverage (few setae per segment)
2. short furca
3. small anal spines
4. 8 ocelli in each eyepatch