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Claudeonychia
Taxonomy
Claudeonychia was named by Pojeta (1997). Its type is Claudeonychia babini.
It was assigned to Ambonychiidae by Pojeta (1997).
It was assigned to Ambonychiidae by Pojeta (1997).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1997 | Claudeonychia Pojeta pp. 433 - 436 |
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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. †Claudeonychia Pojeta 1997
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†Claudeonychia babini Pojeta 1997
†Claudeonychia byrnesi Ulrich 1895
†Claudeonychia laticostata Ulrich 1895
†Claudeonychia notabilis Ulrich 1895
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J., Jr. Pojeta 1997 | Anteriorly-posteriorly elongate, posterodorsally alate, simplicicostate, strongly prosocline Ambonychiidae.
Shell strongly inequilateral, strongly anteriorly-posteriorly elongated, lacking anterior lobe; posterodorsally alate; beaks terminal, prosogyral; obliquity strongly prosocline; ornament of growth varices and simple costae, which are relatively few in number; byssal gape present, byssal sinus shallow; size medium to large for the family. Posterior adductor muscle scar on posterior umbonal slope, anterior to shell midlength and dorsal to shell midheight; posterior byssal-pedal retractor muscle scar large; anterior byssal retractor muscle scars small, immediately posterior to beak; pallial line typical for the family; ligament opisthodetic, otherwise unknown; dentition unknown. |