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Checklist for Superorder Peracarida Calman, 1904
and region St. Helena Parish (Louisiana, USA)


Class
 
Malacostraca
Latreille, 1802
Higher Crustaceans, Malacostracans
13
13
14
Families
Genera
Species
 
Taxom
 

Subclass
 
Eumalacostraca
Grobben, 1892
13
13
14
Families
Genera
Species
 
Taxom
 

Superorder
 
Peracarida
Calman, 1904
6
6
7
Families
Genera
Species
 
Taxom
 


List of families for St. Helena Parish
6 Families width 7 Species
Crangonyctidae Bousfield, 1973Gammarid amphipods1SpeciesTaxom
Gnathiidae Leach, 18142SpeciesTaxom
Liljeborgiidae Stebbing, 18991SpeciesTaxom
Leptocheliidae (Lang, 1973)1SpeciesTaxom
Lysianassidae (Dana, 1849)1SpeciesTaxom
Talitridae Rafinesque, 1815Beach Hoppers1SpeciesTaxom


Genera for St. Helena Parish
6 Genera with 7 Species
Crangonyx Bate, 19581SpeciesTaxom
Gnathia Leach, 19942SpeciesTaxom
Idunella Sars, 19791SpeciesTaxom
Leptochelia Dana, 18791SpeciesTaxom
Lysianassa Milne-Edwards, 18891SpeciesTaxom
Platorchestia Bousfield, 18451SpeciesTaxom


Species list for St. Helena Parish
7 Species
Crangonyx pseudogracilis Bousfield, 1958Northern river crangonyctid
Gnathia camponotus Cohen & Poore, 1994
Gnathia iridomyrmex Cohen & Poore, 1994
Idunella quintana McKinney, 1979
Leptochelia rapax (Harger, 1879)⇒ Hargeria rapax Harger, 1879
Lysianassa ceratina (Walker, 1889)⇒ Lysianassa caesarea Ruffo, 1987
Platorchestia platensis Krøyer, 1845Salmon sealouse

Subnodes of Peracarida with occurrences in St. Helena Parish
OrderAmphipoda
Latreille, 1816
Amphipod, Amphipod Tubes, Amphipod Whips, Amphipods, Beach Hoppers, Freshwater Amphipods, Sand Hoppers, Scuds, Scuds And Relatives, Terrestrial Amphipods, Woodhoppers
4
4
4
Families
Genera
Species

Taxom

OrderIsopoda
Latreille, 1817
And Woodlice, Freshwater Isopods, Indet. Woodlouse, Isopod, Isopods, Isopods and sowbugs, Pillbugs, Slaters, Sowbugs, Water Slaters, Woodlice, Woodlouse
1
1
2
Family
Genus
Species

Taxom

OrderTanaidacea
Dana, 1849
Tanaidaceans, Tanaids
1
1
1
Family
Genus
Species

Taxom



Links, sources and further information
Peracarida at artfakta.se
Peracarida at biodiversity.org.au
Peracarida at dyntaxa.se
Peracarida at itis.gov
Peracarida at marinespecies.org