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

2018 BugGuide Gathering in Virginia July 27-29: Registration and Discussion

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Subphylum Crustacea - Crustaceans

fairy shrimp - Streptocephalus sealii male fairy shrimp specimen 2 - male Alpine Fairy Shrimp Unidentified aquatic invertebrate  - Eubranchipus Daphniidae - Simocephalus Aquatic Larvae ? Daphnia? - female Simocephalus  - Simocephalus

Trichoniscidae? Wood Louse? - Oniscus asellus intertidal crab Woodlouse - Porcellionides Large Amphipod - Unciola Sow Bug - Porcellionides Orconectes obscurus? Pill Bug - Armadillidium nasatum

Habitus Ventral - Argulus Sessile intertidal marine barnacle Benthic copepod - female Nauplius Sea Louse Sea Louse sessile barnacle Copepod from vernal pool - female

Seed Shrimp Tiny Water Beetle Small organisms swimming in stagnant water Ostracoda Ostracoda Freshwater aquatic tiny things Freshwater ostracods seed shrimp on male pine cone (also with a backswimmer - top left)