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Checklist for Superfamily Majoidea Samouelle, 1819 (Spider crabs)
and region St. Croix (U.S. Virgin Islands)


Class
 
Malacostraca
Latreille, 1802
Higher Crustaceans, Malacostracans
62
88
112
Families
Genera
Species
 
Taxom
 

Subclass
 
Eumalacostraca
Grobben, 1892
62
88
112
Families
Genera
Species
 
Taxom
 

Superorder
 
Eucarida
Calman, 1904
45
70
98
Families
Genera
Species
 
Taxom
 

Order
 
Decapoda
Latreille, 1802
Crabs, Crayfishes, Decapod, Decapods, Lobsters, Prawns
45
70
98
Families
Genera
Species
 
Taxom
 

Suborder
 
Pleocyemata
Burkenroad, 1963
42
66
95
Families
Genera
Species
 
Taxom
 

Infraorder
 
Brachyura
Linnaeus, 1758
Crabs, Short-tailed crabs, True crabs
22
39
50
Families
Genera
Species
 
Taxom
 

Section
 
Eubrachyura
de Saint Laurent, 1980
20
37
48
Families
Genera
Species
 
Taxom
 

Subsection
 
Heterotremata
Guinot, 1977
14
27
33
Families
Genera
Species
 
Taxom
 

Superfamily
 
Majoidea
Samouelle, 1819
Spider crabs
5
10
13
Families
Genera
Species
 
Taxom
 


List of families for St. Croix
5 Families width 13 Species
Epialtidae MacLeay, 1838Kelp Crabs4SpeciesTaxom
Mithracidae Balss, 19296SpeciesTaxom
Majidae Samouelle, 1819Spider crab1SpeciesTaxom
Tychidae Dana, 1851Urn crabs1SpeciesTaxom
Inachidae MacLeay, 18381SpeciesTaxom


Genera for St. Croix
10 Genera with 13 Species
Acanthonyx Latreille, 18341SpeciesTaxom
Damithrax Windsor & Fe..., 18711SpeciesTaxom
Epialtus Edwards, 18602SpeciesTaxom
Macrocoeloma Miers, 18601SpeciesTaxom
Menaethiops Alcock, 19241SpeciesTaxom
Mithraculus White, 18183SpeciesTaxom
Mithrax Desmarest, 18711SpeciesTaxom
Omalacantha Streets, 18251SpeciesTaxom
Pitho Bell, 18671SpeciesTaxom
Stenorhynchus Lamarck, 17881SpeciesTaxom


Species list for St. Croix
13 Species
Acanthonyx petiverii H. Milne Edw..., 1834Jacknife spider crab
Damithrax pleuracanthus (Stimpson, 1871)⇒ Mithrax pleuracanthus Stimpson, 1871
Epialtus bituberculatus H. Milne Edw..., 1834Variegate spider crab
Epialtus sulcirostris Stimpson, 1860
Macrocoeloma subparellelum Stimpson, 1860
Menaethiops portoricensis Rathbun, 1924
Mithraculus coryphe Herbst, 1801Nodose clinging crab
Mithraculus forceps A. Milne-Edw..., 1875Red-ridged clinging crab
Mithraculus sculptus Lamarck, 1818Emerald crab
Mithrax pleuracanthus Stimpson, 1871Shaggy clinging crab
Omalacantha bicornuta Latreille, 1825Speck-claw Decorator Crab
Pitho lherminieri Desbonne, 1867Broadback urn crab
Stenorhynchus seticornis Herbst, 1788Arrow crab

Subnodes of Majoidea with occurrences in St. Croix
FamilyEpialtidae
MacLeay, 1838
Kelp Crabs
3
4
Genera
Species

Taxom

FamilyInachidae
MacLeay, 1838
1
1
Genus
Species

Taxom

FamilyMajidae
Samouelle, 1819
spider crab, Spider crabs
1
1
Genus
Species

Taxom

FamilyMithracidae
Balss, 1929
4
6
Genera
Species

Taxom

FamilyTychidae
Dana, 1851
Urn crabs
1
1
Genus
Species

Taxom



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