Species
Sphaerexochus calvus McCoy, 1846
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Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | Trilobita |
Order | Phacopida |
Suborder | Cheirurina |
Family | Cheiruridae |
Subfamily | Sphaerexochininae |
Genus | Sphaerexochus |
Species | calvus |
laciniatus | |
latifrons | |
mirus | |
scabridus |