Occidens portlocki Temporal range: Early Carboniferous, Tournaisian
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Portlock's 1843 illustration of the jaw of Occidens portlocki, which he attributed to Holoptychius; inner surface (top) and outer surface (bottom) | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Sarcopterygii |
Clade: | Tetrapodomorpha |
Clade: | Stegocephali |
Genus: | †Occidens Clack and Ahlberg, 2004 |
Species: | †O. portlocki
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Binomial name | |
†Occidens portlocki Clack and Ahlberg, 2004
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Occidens is an extinct genus of stem tetrapod from the Early Carboniferous (Tournaisian) Altagoan Formation of Northern Ireland. It is known from a single type species, Occidens portlocki, named in 2004[1] on the basis of a left lower jaw described by British geologist Joseph Ellison Portlock in 1843.[2]