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Checklist for Superorder Eucarida Calman, 1904
and region Essex (Baltimore County, Maryland, USA)


Class
 		Malacostraca
Latreille, 1802
Higher Crustaceans, Malacostracans		8
8
9		Families
Genera
Species		 
Taxom
 

Subclass
 		Eumalacostraca
Grobben, 1892
8
8
9		Families
Genera
Species		 
Taxom
 

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


List of families for Essex (Baltimore County)
6 Families width 7 Species
Alpheidae (Rafinesque, 1815)Alpheid shrimp1SpeciesTaxom
Portunidae Rafinesque, 1815Swimming Crab1SpeciesTaxom
Varunidae H. Milne-Edw..., 18531SpeciesTaxom
Nephropidae Dana, 1852Clawed Lobster1SpeciesTaxom
Cambaridae Hobbs, 1942Cambarid crayfishes2SpeciesTaxom
Pinnotheridae De Haan, 1833Commensal Crabs1SpeciesTaxom


Genera for Essex (Baltimore County)
6 Genera with 7 Species
Alpheus Fabricius, 1927pistol shrimps1SpeciesTaxom
Carcinus Leach, 17581SpeciesTaxom
Eriocheir De Haan, 18541SpeciesTaxom
Homarus Weber, 18371SpeciesTaxom
Orconectes Cope, 18702SpeciesTaxom
Pinnotheres Bosc, 17671SpeciesTaxom


Species list for Essex (Baltimore County)
7 Species
Alpheus platycheirus (Boone, 1927)⇒ Alpheus floridanus Kingsley, 1878
Carcinus maenas Linnaeus, 1758Asian Shore Crab
Eriocheir sinensis Milne-Edwards, 1854Big sluice crab
Homarus americanus H. Milne-Edw..., 1837American Clawed Lobster
Orconectes (Crockerinus) propinquus Girard, 1852Northern clearwater crayfish
Orconectes (Trisellescens) immunis Hagen, 1870Calico crayfish
Pinnotheres pisum Linnaeus, 1767Linnaeus's Pea Crab

Subnodes of Eucarida with occurrences in Essex (Baltimore County)
OrderDecapoda
Latreille, 1802
Crabs, Crayfishes, Decapod, Decapods, Lobsters, Lobsters And Prawns, Prawns, Shrimp, Shrimps, Ten-Footed		6
6
7		Families
Genera
Species
Taxom



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