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Checklist for Family Adelophthalmidae Tollerton, 1989
and region Pennsylvania (USA)


Class
 		Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates		12
21
20		Families
Genera
Species		 
Taxom
 

Order
 		Eurypterida ♰
Burmeister, 1843
Eurypterids, Sea scorpions		7
16
18		Families
Genera
Species		 
Taxom
 

Superfamily
 		Adelophthalmoidea ♰
Tetlie & Van Roy, 2006
1
1
3		Family
Genus
Species		 
Taxom
 
FamilyAdelophthalmidae ♰
Tollerton, 1989
1
3		Genus
Species		 
Taxom
 


Genera for Pennsylvania
1 Genera with 3 Species
Adelophthalmus Jordan, 18773SpeciesTaxom


Species list for Pennsylvania
3 Species
Adelophthalmus approximatus ♰ Hall & Clarke, 1888
Adelophthalmus mansfieldi ♰ Hall, 1877
Adelophthalmus pennsylvanicus ♰ Hall, 1877


Links, sources and further information
Adelophthalmidae at gbif.org
Adelophthalmidae at irmng.org