Species list, Checklist of Order Amphipoda (Amphipod) for St. Helena Parish (Louisiana, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Order Amphipoda Latreille, 1816 (Amphipod)
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
Order	Amphipoda Latreille, 1816 Amphipod, Amphipod Tubes, Amphipod Whips, Amphipods, Scuds	4 4 4	Families Genera Species	Taxom

List of families for St. Helena Parish
4 Families width 4 Species

Crangonyctidae Bousfield, 1973	Gammarid amphipods	1	Species	Taxom
Liljeborgiidae Stebbing, 1899		1	Species	Taxom
Lysianassidae (Dana, 1849)		1	Species	Taxom
Talitridae Rafinesque, 1815	Beach Hoppers	1	Species	Taxom

Genera for St. Helena Parish
4 Genera with 4 Species

Crangonyx Bate, 1958	1	Species	Taxom
Idunella Sars, 1979	1	Species	Taxom
Lysianassa Milne-Edwards, 1889	1	Species	Taxom
Platorchestia Bousfield, 1845	1	Species	Taxom

Species list for St. Helena Parish
4 Species

Crangonyx pseudogracilis Bousfield, 1958	Northern river crangonyctid
Idunella quintana McKinney, 1979
Lysianassa ceratina (Walker, 1889)	⇒ Lysianassa caesarea Ruffo, 1987
Platorchestia platensis Krøyer, 1845	Salmon sealouse

Subnodes of Amphipoda with occurrences in St. Helena Parish

Suborder	Amphilochidea Boeck, 1871	2 2 2	Families Genera Species	Taxom
Suborder	Senticaudata Lowry & Myers, 2013	2 2 2	Families Genera Species	Taxom

Links, sources and further information

Amphipoda at artfakta.se
Amphipoda at biodiversity.org.au
Amphipoda at dyntaxa.se
Amphipoda at gbif.org
Amphipoda at irmng.org
Amphipoda at itis.gov
Amphipoda at marinespecies.org