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Orbirhynchia granum
Taxonomy
Orbirhynchia granum was named by Pettitt (1954). Its type specimen is B.M. [BB.12393] and is a 3D body fossil. Its type locality is East Harnham (Actinocamax quadratus zone), which is in a Campanian carbonate chalk in the Upper Chalk Formation of the United Kingdom.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1954 | Orbirhynchia granum Pettitt p. 51 figs. Pl. 3, Fig. 3a-c |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Orbirhynchia granum Pettitt 1954
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Diagnosis
No diagnoses are available