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Opalia (Dentiscala)
Taxonomy
Dentiscala was named by de Boury (1886) [Sepkoski's age data: T Than R]. It is extant.
It was reranked as Opalia (Dentiscala) by Durham (1937), Moore (1976) and Todd (2001).
It was assigned to Opalia by Durham (1937), Moore (1976) and Todd (2001); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Opalia (Dentiscala) by Durham (1937), Moore (1976) and Todd (2001).
It was assigned to Opalia by Durham (1937), Moore (1976) and Todd (2001); and to Neotaenioglossa by Sepkoski (2002).
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.
Subg. Opalia (Dentiscala) de Boury 1886
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Dentiscala funiculata Carpenter 1857
†Opalia (Dentiscala) hertleini Moore 1976
Invalid names: Opalia crenatoides insculpta Carpenter 1863 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. W. Durham 1937 | Usually small, moderately heavy shell; suture deep and crenulated, with a sharply angulated shoulder just below it; basal disk distinct, bounded by a well- defined keel; non-umbilicate; suture creriulated by axial ribs, which are usually obscure on remainder of whorl; surface covered by a network of fine punctations visible under a microscope; spiral sculpture distinct but fine and easily eroded; anterior and posterior auricles both present; aperture ovate, outer lip thick, inner lip thin. Living in the warmer parts of the Atlantic and Pacific oceans. |