Genus TRINUCLEUS

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. / Asaphida
n.a. / n.a.
n.a. / Trinucleidae
n.a. / Trinucleus
Age:
Distribution:
Ordovician
South America, Europe

Depicted on:

Meter franking, 'Geology', West Glamorgan, United Kingdom, 1983 SHOW SCAN.
 
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