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Leopecten
Taxonomy
Leopecten was named by Masuda (1971) [Sepkoski's age data: T Plio R].
It was reranked as Euvola (Leopecten) by Coan et al. (2000).
It was assigned to Amusiinae by Masuda (1971); to Pectinidae by Addicott (1974) and Moore (1984); to Euvola by Coan et al. (2000); and to Pterioida by Sepkoski (2002).
It was reranked as Euvola (Leopecten) by Coan et al. (2000).
It was assigned to Amusiinae by Masuda (1971); to Pectinidae by Addicott (1974) and Moore (1984); to Euvola by Coan et al. (2000); and to Pterioida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Leopecten Masuda pp. 170 - 171 |
| 1974 | Leopecten Addicott p. 182 |
| 1984 | Leopecten Moore p. B84 |
| 2000 | Euvola (Leopecten) Coan et al. pp. 224, 225 |
| 2002 | Leopecten Sepkoski |
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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. †Leopecten Masuda 1971
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†Flabellipecten gatunensis protistus Woodring 1982
†Leopecten bakeri Hanna and Hertlein 1927
†Leopecten bakeri diazi Durham 1950
Leopecten diegensis Dall 1898
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Invalid names: Pecten floridus Hinds 1845 [replaced], Pecten laqueatus Sowerby II 1842 [synonym]
†Leopecten gatunensis Toula 1909
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†Flabellipecten gatunensis macdonaldi Olsson 1922
†Flabellipecten gatunensis tapeinus Woodring 1982
†Leopecten marquerensis Durham 1950
†Leopecten stearnsii Dall 1878
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| K. Masuda 1971 | Shell large, gently inflated, of medium thickness, longer than high, equilat.eral, subequivalve, right valve a little more inflated than left valve which is nearly flat in younger stage but tends to become inflated with growth ; right valve with distinct, per pendicular sided, flatly round -topped radial ribs which are sculptured with sometimes faint, fine radial threads, fine intercalary threads and fine, rugose in cremental lines ; left valve with distinct but low, narrow radial ribs usually sculptured with a few faint, fine radial threads, a few fine intercalary threads, and r aised, regularly spaced, rugose, fine incremental lines ; auricles large ; r ight anterior auricle angulated at end, with very wid e and shallow byssal n otch ; hinge with very simple, low, fine cardi nal crura with fine provinculum and wide and shallow resilial pit ; auricular crura well developed, terminating distal ly in a distinct oblong denticle at each extremity ; interior surface with distinct paired internal ribs at lower part. |