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Taxonomy
Adelodonax was named by Saul (1989) [Sepkoski's age data: K u K Maes Sepkoski's reference number: ZR90,991]. Its type is Adelodonax tectus.
It was assigned to Donacidae by Saul (1989); and to Veneroida by Sepkoski (2002).
It was assigned to Donacidae by Saul (1989); and to Veneroida by Sepkoski (2002).
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. †Adelodonax Saul 1989
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†Adelodonax altus Gabb 1864
†Adelodonax tectus Saul 1989
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. R. Saul 1989 | Val ves of Adel odonax are smooth except for growth lines, elongate, and moderately inflated. L ow beaks are slightly opisthogyral and posterior to the middle. Lig - ament is behind a long nymph. H inge of right valve has
one triangular cardinal (3b); a socket anterior to the car - dinal, and an elongate, colaminal anterior tooth (A III -3a) . Left valve has one elongate, colaminal anterior tooth (AII- 2) ventral to a long socket, a shallow socket beneath beak, and usually a low cardinal (4b) posterior to the shallow socket. Anterior adductor muscle scar is well impressed for such a thin shell and subtriangular in shape; posterior adductor muscle scar is plumply ovoid in shape. Pallial sinus is of moderate depth. U-shaped, and distant from pallial line. |