Species list, Checklist of Class Malacostraca (Higher Crustaceans) for Amherst (Fergus County, Montana, 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 Class Malacostraca Latreille, 1802 (Higher Crustaceans)
and region Amherst (Fergus County, Montana, USA)

Class

Malacostraca
Latreille, 1802
Higher Crustaceans, Malacostracans

5
6
8

Families
Genera
Species

Taxom

List of families for Amherst (Fergus County)
5 Families width 8 Species

Alpheidae Rafinesque, 1815	Alpheid shrimp	1	Species	Taxom
Asellidae Latreille, 1802	Freshwater Isopods	3	Species	Taxom
Gnathiidae Leach, 1814		1	Species	Taxom
Hyalellidae Gurjanova, 1953		1	Species	Taxom
Cambaridae Hobbs, 1942	Cambarid crayfishes	2	Species	Taxom

Genera for Amherst (Fergus County)
6 Genera with 8 Species

Alpheus Fabricius, 1956	pistol shrimps	1	Species	Taxom
Caecidotea Packard, 1970	Cave Obligate Isopods	2	Species	Taxom
Conasellus Stammer, 1818		1	Species	Taxom
Gnathia Leach, 1994		1	Species	Taxom
Hyalella Smith, 1858		1	Species	Taxom
Orconectes Cope, 1870		2	Species	Taxom

Species list for Amherst (Fergus County)
8 Species

Alpheus dolerus Banner, 1956
Caecidotea communis (Say, 1818)	⇒ Conasellus communis Say, 1818
Caecidotea racovitzai Williams, 1970	Racovitza'S Waterslater
Conasellus communis Say, 1818
Gnathia camponotus Cohen & Poore, 1994
Hyalella azteca Saussure, 1858	Mexican Freshwater Shrimp
Orconectes (Gremicambarus) virilis Hagen, 1870	Common Crawfish
Orconectes (Trisellescens) immunis Hagen, 1870	Calico crayfish

Subnodes of Malacostraca with occurrences in Amherst (Fergus County)

Subclass

Eumalacostraca
Grobben, 1892

5
6
8

Families
Genera
Species

Taxom

Links, sources and further information

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