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Gigantostrea trigonalis

Bivalvia - Ostreida - Gryphaeidae

Taxonomy
Ostrea trigonalis was named by Conrad (1854) [DISTRIBUTION: Eocene; Gulf Coast.]. It is not a trace fossil.

It was recombined as Gigantostrea trigonalis by Palmer and Brann (1965).

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1854Ostrea trigonalis Conrad p. 289 figs. pl. 14, fig. 10
1904Ostrea trigonalis Glenn p. 380
1965Gigantostrea trigonalis Palmer and Brann p. 149
1982Ostrea trigonalis Woodring p. 606

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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
orderOstreida(FĂ«russac 1822)
suborderOstreidina(Ferussac 1822)
superfamilyOstreoidea(Rafinesque 1815)
familyGryphaeidaeVialov 1936
subfamilyPycnodonteinaeStenzel 1959
genusGigantostrea(Sacco 1897)
speciestrigonalis(Conrad 1854)

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