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Checklist for Class Merostomata Woodward, 1866 (Horseshoe crabs)
and region Middlesex County (Southwestern Ontario, Ontario, Canada)


Class
 		Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates		1
1
0		Family
Genus
Species		 
Taxom
 


List of families for Middlesex County (Canada)
1 Family width 0 Species
Pterygotidae Clarke & Rue..., 19120SpeciesTaxom


Genera for Middlesex County (Canada)
1 Genera with 0 Species
Pterygotus Agassiz, 1839
0SpeciesTaxom

Subnodes of Merostomata with occurrences in Middlesex County (Canada)
OrderEurypterida ♰
Burmeister, 1843
Eurypterids, Sea scorpions		1
1
0		Family
Genus
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