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

National Moth Week photos of insects and people. Here's how to add your images.

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

Discussion, 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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Class Ostracoda - Ostracods

cladoceran? Ostracods Ostracoda Ostracoda Ostracoda Freshwater ostracods Tiny Clam-Like Orange/Brown Aquatic Arthropod ostracods
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Ostracoda (Ostracods)
Other Common Names
Seed shrimp
Explanation of Names
Ostracoda Latreille, 1802
Usually under 3 mm.
The bivalved carapace gives an ostracod the appearance of a tiny clam with legs.
Aquatic habitats such as vernal pools.
The drought-resistant eggs can remain viable after passing through the intestines of birds, which allows them to colonize new sites.
Print References
A few references listed here.
Internet References
North American Non-Marine Ostracode Database Project Distribution, images, and habitat info
Missouri State Images, identification info, etc.
Works Cited
1.A Field Guide to the Animals of Vernal Pools
Leo P. Kenney and Matthew R. Burne. 2000. Massachusetts Division of Fisheries & Wildlife Natural Heritage & Endangered Species Program and Vernal Pool Association.