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Checklist for Order Chasmataspidida Caster & Brooks, 1956 (Chasmataspids)
and region Continents


Class
 		Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates		28
124
363		Families
Genera
Species		 
Taxom
 

Order
 		Chasmataspidida ♰
Caster & Brooks, 1956
Chasmataspids		1
1
1		Family
Genus
Species		 
Taxom
 


List of families for Continents
1 Family width 1 Species
Chasmataspididae Caster & Brooks, 19561SpeciesTaxom


Genera for Continents
1 Genera with 1 Species
Chasmataspis Caster & Brooks, 19561SpeciesTaxom


Species list for Continents
1 Species
Chasmataspis laurencii ♰ Caster & Brooks, 1956

Subnodes of Chasmataspidida with occurrences in Continents
FamilyChasmataspididae ♰
Caster & Brooks, 1956
1
1		Genus
Species
Taxom