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For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

Discussion of 2018 gathering

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


Species Petrolisthes armatus - Green Porcelain Crab

Petrolisthes armatus? - Petrolisthes armatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Eucarida (Eucarida (Crabs, Crayfish, Shrimp, etc.))
Order Decapoda (Crabs, Crayfishes, Lobsters, Prawns, and Shrimp)
Infraorder Anomura (Hermit Crabs and Mole Crabs)
Superfamily Galatheoidea
Family Porcellanidae (Porcelain Crabs)
Genus Petrolisthes
Species armatus (Green Porcelain Crab)
Explanation of Names
Petrolisthes armatus (Gibbes, 1850)
Introduced, probably from Brazil. Highly invasive species.
Internet References
Smithsonian Marine Station at Fort Pierce, species page.