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Checklist for Order Xiphosura Latreille, 1802 (Horseshoe crabs)
and region Permian (Paleozoic)


Class
 		Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates		4
8
11		Families
Genera
Species		 
Taxom
 

Order
 		Xiphosura
Latreille, 1802
Horseshoe crabs		2
4
4		Families
Genera
Species		 
Taxom
 


List of families for Permian
2 Families width 4 Species
Euproopidae Eller, 19381SpeciesTaxom
Paleolimulidae Raymond, 19443SpeciesTaxom


Genera for Permian
4 Genera with 4 Species
Anacontium Raymond, 19441SpeciesTaxom
Liomesaspis Raymond, 1944
0SpeciesTaxom
Paleolimulus Dunbar, 19042SpeciesTaxom
Panduralimulus Allen & Feld..., 2005horseshoe crab1SpeciesTaxom


Species list for Permian
4 Species
Anacontium brevis ♰ Raymond, 1944
Paleolimulus avitus ♰ Dunbar, 1923
Paleolimulus signatus ♰ C. E. Beecher, 1904
Panduralimulus babcocki ♰ J. G. Allen, 2005Horseshoe crab

Subnodes of Xiphosura with occurrences in Permian
SuborderXiphosurida ♰
Pearce, 1936
2
4
4		Families
Genera
Species
Taxom



Links, sources and further information
Xiphosura at horseshoecrab.org
Xiphosura at gbif.org
Xiphosura at irmng.org
Xiphosura at itis.gov
Xiphosura at marinespecies.org