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Enantiostreon

Bivalvia - Pectinida - Prospondylidae

Taxonomy
Enantiostreon was named by Bittner (1901) [Sepkoski's age data: P Djhu Tr Rhae Sepkoski's reference number: 524].

It was assigned to Ostreoida by Carter (1990); to Prospondylidae by Hautmann (2001); and to Pterioida by Sepkoski (2002).

Synonymy list
YearName and author
1901Enantiostreon Bittner
1990Enantiostreon Carter
2001Enantiostreon Hautmann p. 346
2002Enantiostreon Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
RankNameAuthor
OstreomorphiFerussac 1822
OstreioniFerussac 1822
OstreataFerussac 1822
superorderOstreiformiiFerussac 1822
orderPectinida(Gray 1854)
suborderAnomiidinaGray 1854
AnomioideiGray 1854
DimyoiteiRidewood 1903
superfamilyProspondyloideaPchelintseva 1960
familyProspondylidaePcelincev 1960
genusEnantiostreonBittner 1901

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
ReferenceDiagnosis
M. Hautmann 2001Relatively small forms of variable outline. Ligament area narrower, but resilifer broader than in other members of the Prospondylidae, thus more oyster-like in appearance