Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Crassostrea subtrigonalis

Bivalvia - Ostreida - Ostreidae

Taxonomy
Ostrea subtrigonalis was named by Evans and Shumard (1857).

It was recombined as Crassostrea subtrigonalis by Speden (1970).

Synonyms
  • Ostrea glabra was named by Meek and Hayden (1857).

    It was recombined as Crassostrea glabra by Cvancara (1966); it was synonymized subjectively with Crassostrea subtrigonalis by Speden (1970).
  • Ostrea wyomingensis was named by Meek (1872).

    It was recombined as Ostrea glabra wyomingensis by Schuchert (1905); it was synonymized subjectively with Crassostrea subtrigonalis by Speden (1970).
  • Ostrea arcuatilis was named by Meek (1873).

    It was recombined as Ostrea glabra arcuatilis by Schuchert (1905); it was synonymized subjectively with Crassostrea subtrigonalis by Speden (1970).
  • Ostrea insecura was named by White (1876).

    It was corrected as Ostrea insecuris by White (1883); it was synonymized subjectively with Crassostrea subtrigonalis by Speden (1970).
Synonymy list
YearName and author
1857Ostrea subtrigonalis Evans and Shumard p. 40
1857Ostrea glabra Meek and Hayden p. 146
1872Ostrea wyomingensis Meek p. 375
1873Ostrea arcuatilis Meek p. 447
1876Ostrea insecura White pp. 112 - 113
1883Ostrea insecuris White p. 421 figs. PL 10, figs. 3, 4
1905Ostrea glabra arcuatilis Schuchert p. 469
1905Ostrea glabra wyomingensis Schuchert p. 469
1966Crassostrea glabra Cvancara p. 320 figs. PL 4, figs. 3-6
1970Crassostrea subtrigonalis Speden pp. 93 - 94 figs. Plate 19, figs. 23, 24; Plate 20, figs. 1-11

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
RankNameAuthor
—OstreomorphiFerussac 1822
—OstreioniFerussac 1822
—OstreataFerussac 1822
superorderOstreiformiiFerussac 1822
orderOstreida(Fërussac 1822)
suborderOstreidina(Ferussac 1822)
superfamilyOstreoidea(Rafinesque 1815)
familyOstreidaeRafinesque 1815
genusCrassostreaSacco 1897
speciessubtrigonalis(Evans and Shumard 1857)

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.

†Crassostrea subtrigonalis Evans and Shumard 1857
show all | hide all
Invalid names: Ostrea glabra Meek and Hayden 1857 [synonym], Ostrea glabra arcuatilis Meek 1873 [synonym], Ostrea insecuris White 1876 [synonym], Ostrea wyomingensis Meek 1872 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitef
Environment: hypersaline, marine, brackishf
Locomotion: stationaryg
Attached: yesg
Life habit: epifaunalg
Diet: suspension feederg
Vision: blindc
Created: 2009-08-18 17:09:48
Modified: 2009-08-18 19:09:48
Source: g = genus, f = family, c = class
References: Hendy et al. 2009, Kiessling 2003, Aberhan et al. 2004

Age range: Middle Campanian or 83.60000 to 72.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Campanian83.6 - 72.2Canada (Alberta) Ostrea subtrigonalis (87453)