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

Information, 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


Subclass Copepoda - Copepods

Copepod - Acartia Cyclops help Cyclops help Copepod - Acartia Cyclopoida - male Sea Louse Copepoda Copepoda
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Maxillopoda (Maxillopods)
Subclass Copepoda (Copepods)
Usually 5 mm or less.
Body segmented and cylindrical.
Aquatic habitats from fresh water to hypersaline; including vernal pools, subterranean caves, bromeliad leaves, or leaf litter.
Some graze bottom detritus, others filter plankton, and others are predaceous.
the most numerous metazoans in the water community (metazoan: multi-celled animals).
Print References
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.