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Species Crangonyx gracilis - Northern Lake Crangonyctid

Freshwater amphipod - Crangonyx gracilis Amphipod - Crangonyx gracilis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Peracarida (Peracarida (Amphipods and Isopods))
Order Amphipoda (Amphipods)
Suborder Senticaudata
Family Crangonyctidae
Genus Crangonyx
Species gracilis (Northern Lake Crangonyctid)
Explanation of Names
Crangonyx gracilis S.I. Smith, 1871
Identification
One of only four freshwater amphipods in New England. Can be separated quite easily from the others based on the following characters: antenna 1 longer than antenna 2, antenna 1 without accessory flagellum, pair of eyes present.(1)
Habitat
Fresh water. Abundant in mud and weeds.
Internet References
Works Cited
1.The Arthrostraca of Connecticut
Kunkel B.W. 1918. Connecticut State Geological and Natural History Survey.