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Checklist for Class Merostomata Woodward, 1866 (Horseshoe crabs)
and region Butler County (Ohio, USA)


Class
 		Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates		2
3
3		Families
Genera
Species		 
Taxom
 


List of families for Butler County (Ohio)
2 Families width 3 Species
Eurypteridae De Kay, 18253SpeciesTaxom
Pterygotidae Clarke & Rue..., 19120SpeciesTaxom


Genera for Butler County (Ohio)
3 Genera with 3 Species
Eurypterus De Kay, 18251SpeciesTaxom
Megalograptus Miller, 19642SpeciesTaxom
Pterygotus Agassiz, 1839
0SpeciesTaxom


Species list for Butler County (Ohio)
3 Species
Eurypterus remipes ♰ Dekay, 1825
Megalograptus shideleri Caster & Kje..., 1964
Megalograptus williamsae Caster & Kje..., 1964

Subnodes of Merostomata with occurrences in Butler County (Ohio)
OrderEurypterida ♰
Burmeister, 1843
Eurypterids, Sea scorpions		2
3
3		Families
Genera
Species
Taxom



Links, sources and further information
Merostomata at artfakta.se
Merostomata at dyntaxa.se
Merostomata at gbif.org
Merostomata at irmng.org
Merostomata at itis.gov
Merostomata at marinespecies.org