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Trigonulina
Taxonomy
Trigonulina was named by d'Orbigny (1946) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 1248]. It is extant.
It was reranked as Verticordia (Trigonulina) by Dall (1886).
It was assigned to Verticordia by Dall (1886); to Verticordiidae by Jung (1996); and to Pholadomyoida by Sepkoski (2002).
It was reranked as Verticordia (Trigonulina) by Dall (1886).
It was assigned to Verticordia by Dall (1886); to Verticordiidae by Jung (1996); and to Pholadomyoida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
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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.
G. Trigonulina d'Orbigny 1946
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†Trigonulina bowdenensis Dall 1903
Trigonulina novemcostata Adams and Reeve 1863
Trigonulina ornata d'Orbigny 1842
Trigonulina pacifica Jung 1996
Diagnosis
No diagnoses are available