Kingdom Animalia Family Cheiruridae Rank Genus | Class Trilobita Phylum Arthropoda Order Phacopida | |
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Similar Cheiruridae, Cheirurus, Deiphon, Encrinurus, Cheirurina | ||
Sphaerexochus is a genus of trilobite from the Middle Ordovician to Late Silurian (468.1 to 418.7 Ma) of Asia, Australia, Europe, and North America.
The type species of the genus is Sphaerexochus mirus Beyrich 1845 (syn. of Sphaerexochus calvus Mc Coy 1846) . Similar and related genus is Pseudosphaerexochus.
References
Sphaerexochus Wikipedia(Text) CC BY-SA