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Taxonomy
Quadrilatera was named by Deshayes (1860) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 899]. It is extant.
It was assigned to Arcidae by Ward and Blackwelder (1987); to Noetiidae by Beu et al. (1990); and to Arcoida by Sepkoski (2002).
It was assigned to Arcidae by Ward and Blackwelder (1987); to Noetiidae by Beu et al. (1990); and to Arcoida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1860 | Quadrilatera Deshayes |
| 1987 | Quadrilatera Ward and Blackwelder p. 129 |
| 1990 | Quadrilatera Beu et al. p. 394 |
| 2002 | Quadrilatera 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.
Diagnosis
No diagnoses are available