Genus SPHAEROCORYPHE

Kingdom / Phylum . . . . . . . . .
Class / Subclass / Infraclass
Division / Superorder / Order
Suborder / Infraorder . . . . . .
Superfamily / Family . . . . . . .
Subfamily / Genus . . . . . . . . .
Animalia / Arthropoda
Trilobita / n.a. / n.a.
n.a. / n.a. / Phacopida
n.a. / n.a.
n.a. / Cheiruridae
n.a. / Sphaerocoryphe
Age:
Distribution:
Late Ordovician / Silurian
North America, Scandinavia, Australia

Depicted on:

Sweden, 1992 (on the back of the 'Service Pak', fossil)
 
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