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

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Order Amphipoda - Amphipods

Amphipoda (Scud, Sideswimmer), female Freshwater Amphipod Large Amphipod - Unciola saltmarsh critter - Orchestia grillus IMG_1612 - Jassa marmorata Amphipod? - Arcitalitrus sylvaticus Amphipod - Perhaps Leptocheirus plumulosus? Amphipod - Crangonyx
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida (Peracarida (Amphipods and Isopods))
Order Amphipoda (Amphipods)
Synonyms and other taxonomic changes
Amphipoda Latreille, 1816
Numbers
9,500 species worldwide
230 species in FL; about 70 species in southern New England.(1)
Identification
A clear view of the antennae is needed to identify freshwater amphipods beyond order level.
Guide to the nearshore & estuarine Amphipoda of Florida(2)
Internet References
Fact sheet (Fasulo 2001-2011)(3)
Works Cited
1.The Arthrostraca of Connecticut
Kunkel B.W. 1918. Connecticut State Geological and Natural History Survey.
2.An illustrated identification guide to the nearshore marine and estuarine Amphipoda of Florida, Vols. 1-5
LeCroy S.E. 2000-2011. Dept Envir. Prot., Tallahassee. 816 pp.
3.EDIS -- Electronic Data Information Source of UF/IFAS Extension