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Taxonomy
Crassostrea was named by Sacco (1897) [Sepkoski's age data: K Nc R Sepkoski's reference number: 159]. It is extant.
It was reranked as Ostrea (Crassostrea) by Dall (1909).
It was assigned to Ostrea by Dall (1909); to Ostreinae by Adegoke (1977), Vokes (1980), Woodring (1982), Dockery (1982), Beu et al. (1990), Ward (1992); to Crassostreinae by Moore (1987), Lamprell and Healy (1998); to Pterioida by Sepkoski (2002); to Ostreidae by Bohm (1926), DuBar (1958), Tashiro and Kozai (1982), Moore (1984), Ward and Blackwelder (1987), Chiesa et al. (1995), Frassinetti and Covacevich (1999), Todd (2001), Spencer et al. (2004); and to Crassostreini by Squires (2018).
It was reranked as Ostrea (Crassostrea) by Dall (1909).
It was assigned to Ostrea by Dall (1909); to Ostreinae by Adegoke (1977), Vokes (1980), Woodring (1982), Dockery (1982), Beu et al. (1990), Ward (1992); to Crassostreinae by Moore (1987), Lamprell and Healy (1998); to Pterioida by Sepkoski (2002); to Ostreidae by Bohm (1926), DuBar (1958), Tashiro and Kozai (1982), Moore (1984), Ward and Blackwelder (1987), Chiesa et al. (1995), Frassinetti and Covacevich (1999), Todd (2001), Spencer et al. (2004); and to Crassostreini by Squires (2018).
Species
C. (Heterostrea), C. afra, C. alabamiensis, C. angulata, C. ashleyi (syn. Ostrea arnoldi, Ostrea altatemblorensis, Ostrea hertleini), C. columbiensis, C. contracta, C. corteziensis, C. cucullaris, C. cuebana, C. cyathula (syn. Ostrea planicosta), C. cymaeformis, C. englekyi, C. eucorrugata (syn. Ostrea titan corrugata), C. gigas, C. gryphoides (syn. Somalidacna lamellosa), C. hatcheri, C. kawauchidensis, C. laperrinei, C. patagonica (syn. Ostrea ferrarisi), C. raincourti, C. rhizophorae, C. rutiformis, C. sikamea, C. soudanensis, C. subtrigonalis (syn. Ostrea insecuris, Ostrea glabra, Ostrea glabra arcuatilis, Ostrea wyomingensis), C. tectonica, C. tenera, C. tetoriensis, C. titan (syn. Ostrea subjecta, Ostrea andersoni, Ostrea prior, Ostrea titan andersoni, Ostrea panzana, Ostrea ligminuta), C. transitoria (syn. Ostrea maxima), C. vaquerosensis, C. virginica
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1897 | Crassostrea Sacco |
| 1909 | Ostrea (Crassostrea) Dall p. 111 |
| 1926 | Crassostrea Bohm p. 57 |
| 1958 | Somalidacna Azzaroli p. 115 |
| 1958 | Crassostrea DuBar p. 158 |
| 1977 | Crassostrea Adegoke p. 248 |
| 1980 | Crassostrea Vokes p. 65 |
| 1982 | Crassostrea Dockery p. 53 |
| 1982 | Crassostrea Tashiro and Kozai p. 78 |
| 1982 | Crassostrea Woodring p. 610 |
| 1984 | Crassostrea Moore p. 28 |
| 1987 | Crassostrea Moore pp. C30, C35 |
| 1987 | Crassostrea Ward and Blackwelder p. 129 |
| 1990 | Crassostrea Beu et al. p. 396 |
| 1992 | Crassostrea Ward p. 76 |
| 1995 | Crassostrea Chiesa et al. p. 42 |
| 1998 | Crassostrea Lamprell and Healy p. 136 |
| 1999 | Crassostrea Frassinetti and Covacevich p. 25 |
| 2001 | Crassostrea Todd |
| 2002 | Crassostrea Sepkoski |
| 2004 | Crassostrea Spencer et al. |
| 2018 | Crassostrea Squires p. 10 |
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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. Crassostrea Sacco 1897
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Subg. †Crassostrea (Heterostrea) Jaworski 1913
†Crassostrea afra Bohm 1926
†Crassostrea alabamiensis Lea 1833
†Crassostrea angulata Sowerby 1840
†Crassostrea ashleyi Hertlein 1934
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Invalid names: Ostrea altatemblorensis Grant and Eaton in Eaton Grant and Allen 1941 [synonym], Ostrea arnoldi Adegoke 1969 [synonym], Ostrea hertleini Adegoke 1969 [synonym]
Crassostrea columbiensis Hanley 1846
†Crassostrea contracta Conrad 1865
Crassostrea corteziensis Hertlein 1951
†Crassostrea cucullaris Lamarck 1819
†Crassostrea cucullaris lamellaris Deshayes 1832
†Crassostrea cuebana Jung 1974
†Crassostrea cymaeformis Bohm 1926
†Crassostrea englekyi Hertlein 1928
†Crassostrea eucorrugata Hertlein 1934
Crassostrea gigas Thunberg 1793 [giant Pacific oyster]
†Crassostrea gryphoides Schlotheim 1813
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Invalid names: Somalidacna lamellosa Azzaroli 1958 [synonym]
†Crassostrea hatcheri Ihering 1899
†Crassostrea kawauchidensis Tamura 1977
†Crassostrea laperrinei Lemoine 1910
†Crassostrea raincourti Deshayes 1858
Crassostrea rhizophorae Guilding 1828
†Crassostrea rutiformis Bohm 1926
Crassostrea sikamea Amemiya 1928
†Crassostrea soudanensis Douvillé 1920
†Crassostrea subtrigonalis Evans and Shumard 1857
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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]
†Crassostrea tectonica Squires 2018
†Crassostrea tenera Sowerby 1819
†Crassostrea tetoriensis Komatsu and Chinzei 2002
†Crassostrea titan Conrad 1853
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Invalid names: Ostrea andersoni Adegoke 1969 [synonym], Ostrea ligminuta Grant and Eaton in Eaton Grant and Allen 1941 [synonym], Ostrea panzana Conrad 1857 [synonym], Ostrea prior Grant and Eaton 1941 [synonym], Ostrea subjecta Conrad 1857 [synonym], Ostrea titan andersoni Adegoke 1969 [synonym], Ostrea titan titan Conrad 1853 [invalid subgroup]
†Crassostrea vaquerosensis Loel and Corey 1932
Crassostrea virginica Gmelin 1791
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†Crassostrea virginica auroraensis Ward and Blackwelder 1987
†Crassostrea virginica labellensis Olsson and Harbison 1953
†Ostrea contracta amichel Gardner 1945
†Ostrea virginica falconensis Hodson et al. 1927
Invalid names: Ostrea titan corrugata Nomland 1917 [replaced], Somalidacna Azzaroli 1958 [synonym]
Diagnosis
No diagnoses are available