Genus PTERASPIS

Kingdom / Phylum . . . . . . . .
Subphylum / Superclass . . . .
Class / Subclass / Infraclass
Division / Superorder / Order
Suborder / Infraorder . . . . . .
Superfamily / Family . . . . . . .
Subfamily / Genus . . . . . . . . .
Animalia / Chordata
Cephalochordata / Gnathostomata
Agnatha / Pteraspidomorphi / n.a.
n.a. / n.a. / Heterostraci (=Pteraspidiformes)
n.a. / n.a.
n.a. / Pteraspidae
n.a. / Pteraspis
Age:
Distribution:
Early Devonian
Europe, North America, South America, Asia

Depicted on:

Central African Republic, 2014 (M.S. margin)
Nicaragua, 1994 (position 12 of sheet)
 
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