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Checklist for Class Malacostraca Latreille, 1802 (Higher Crustaceans)
and region Williamstown (Dauphin County, Pennsylvania, USA)


Class
 		Malacostraca
Latreille, 1802
Higher Crustaceans, Malacostracans		3
5
5		Families
Genera
Species		 
Taxom
 


List of families for Williamstown (Dauphin County)
3 Families width 5 Species
Asellidae Latreille, 1802Freshwater Isopods1SpeciesTaxom
Cambaridae Hobbs, 1942Cambarid crayfishes3SpeciesTaxom
Hyalellidae Gurjanova, 19531SpeciesTaxom


Genera for Williamstown (Dauphin County)
5 Genera with 5 Species
Caecidotea Packard, 1970Cave Obligate Isopods1SpeciesTaxom
Cambarus Erichson, 17981SpeciesTaxom
Hyalella Smith, 18581SpeciesTaxom
Orconectes Cope, 18701SpeciesTaxom
Procambarus Ortmann, 18521SpeciesTaxom


Species list for Williamstown (Dauphin County)
5 Species
Caecidotea racovitzai Williams, 1970Racovitza'S Waterslater
Cambarus (Cambarus) bartonii Fabricius, 1798Appalachian brook crayfish
Hyalella azteca Saussure, 1858Mexican Freshwater Shrimp
Orconectes (Gremicambarus) virilis Hagen, 1870Common Crawfish
Procambarus (Ortmannicus) acutus Girard, 1852White river crawfish

Subnodes of Malacostraca with occurrences in Williamstown (Dauphin County)
SubclassEumalacostraca
Grobben, 1892
3
5
5		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