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Parallelodon trapezium
Taxonomy
Parallelodon trapezium was named by Cox (1928). Its type specimen is BMNH L.48644, a valve (left valve), and it is a 3D body fossil. Its type locality is Bed 120d, Crumbly Bed, Golden Cap, which is in an Ibex offshore marl in the Belemnite Marls Formation of the United Kingdom.
Sister species lacking formal opinion data
P. beyrichi, P. buchmani, P. buckmani, P. caprinus, P. carbonarius, P. cypriniformis, P. esinensis, P. fraiponti, P. infraliassicus, P. koikensis, P. lutugini, P. luxdorfensis, P. meridionalis, P. obtusus, P. pindiroensis, P. productum, P. quichaurensis, P. squamosus, P. theciformis, P. truncatus, P. vokesi, P. walciodorensis
Synonymy list
| Year | Name and author |
|---|---|
| 1928 | Parallelodon trapezium Cox p. 240 figs. Pl 18, figs 5a,b |
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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.
†Parallelodon trapezium Cox 1928
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Diagnosis
No diagnoses are available