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Deltoideum
Taxonomy
Deltoideum was named by Rollier (1917) [Sepkoski's age data: J Bajo-u J Tith-u Sepkoski's reference number: 92]. It is not extant.
It was assigned to Gryphaeinae by Vokes (1980); and to Pterioida by Sepkoski (2002).
It was assigned to Gryphaeinae by Vokes (1980); and to Pterioida by Sepkoski (2002).
Species
Synonymy list
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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. †Deltoideum Rollier 1917
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Subg. †Deltoideum (Boreiodeltoideum) Kosenkoa 2016
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†Deltoideum (Boreiodeltoideum) anabarensis Bodylevsky 1949
†Deltoideum (Boreiodeltoideum) praeanabarensis Zakharov 1963
Subg. †Deltoideum (Deltoideum) Rollier 1917
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†Deltoideum (Deltoideum) delta Smith 1817
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Invalid names: Liostrea cucurbita Zakharov 1966 [synonym], Liostrea gibberosa Zakharov 1974 [synonym], Liostrea moreana Pugaczewska 1971 [synonym], Liostrea oxfordiana Pugaczewska 1971 [synonym], Liostrea planoconvexa Zakharov 1974 [synonym], Liostrea quadrangularis Pugaczewska 1971 [synonym], Liostrea unciformis Pugaczewska 1971 [synonym], Liostrea uralensis Zakharov 1972 [synonym], Ostrea (Liostrea) delta Arkell 1932 [synonym], Ostrea deltoidea Sowerby 1818 [synonym], Ostrea expansa Sowerby 1821 [synonym], Ostrea hemideltoidea Gerasimov 1955 [synonym], Ostrea unciformis Buvignier 1852 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Steuber 2002, Kiessling 2004 | |||||
Age range: base of the Late/Upper Oxfordian to the top of the Valanginian or 157.90000 to 132.60000 Ma
Collections (85 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Oxfordian | France (Lorraine) | D. delta (21273) | |
| Middle Oxfordian | France (Normandy) | D. delta (4858 4916 5243 5248) D. delta, Liostrea quadrangularis (5249) | |
| Middle Oxfordian | France | D. delta (4856 4905 4913 4914) D. delta, Liostrea quadrangularis (4918) | |
| Oxfordian | United Kingdom (England) | D. delta (1558 1567 1568 1573 1603 1607 1608 1611 1900 1909 1917 2092 2096 2104 2652 2653) D. sp. (1504 1507 1508 1563 1606 1904) Liostrea quadrangularis (2660) | |
| Oxfordian | Yemen (Wadi Hajar) | D. delta (2555 2595 2596) | |
| Oxfordian - Kimmeridgian | Yemen (Wadi Hajar) | D. delta (2586) | |
| Late/Upper Oxfordian | France (Normandy) | D. delta (4080) | |
| Late/Upper Oxfordian | Germany | D. delta, Liostrea moreana (60387) | |
| Late/Upper Oxfordian | France | Liostrea moreana (4779 4785) | |
| Late/Upper Oxfordian | United Kingdom (England) | D. delta (4085 5937) D. sp. (38493) | |
| Early/Lower Kimmeridgian | France (Haute-Normandie) | Ostrea deltoidea (60398) | |
| Early/Lower Kimmeridgian | Poland | D. delta (126945) D. sp., D. delta (38693) | |
| Kimmeridgian | United Kingdom (England) | D. delta (1566 1569 1570 1571 1572 1612 1613 1911 1912) | |
| Kimmeridgian | Portugal | D. delta (5988) Liostrea moreana (8516) | |
| Late/Upper Kimmeridgian | Russian Federation (Khanty-Mansi Autonomous Okrug) | D. delta (58777 164005) | |
| Late/Upper Kimmeridgian | United Kingdom (England) | Ostrea deltoidea (26795) | |
| Early/Lower Tithonian | Portugal | Liostrea moreana (7869) | |
| Early/Lower Tithonian | Lebanon | Ostrea expansa (34869) | |
| Early/Lower Tithonian | Poland | D. delta (126951) | |
| Tithonian | United Kingdom (England) | Ostrea deltoidea (98478) Ostrea expansa (100654) | |
| Berriasian | Russian Federation | D. delta (2498) D. delta, Liostrea uralensis (2501) D. praeanabarensis (185712) Liostrea anabarensis (2461) Liostrea uralensis (2502 2503) | |
| Early/Lower Valanginian | Russian Federation (Siberia) | Liostrea anabarensis (64280 64287 64304) | |
| Early/Lower Valanginian | Russian Federation | D. delta (135614) Liostrea anabarensis (189626 189633) | |
| Valanginian | Russian Federation | Liostrea anabarensis (2493) | |
| Valanginian | Russian Federation (Siberia) | D. anabarensis (185711) Liostrea anabarensis (2466 2472 2473 2474) |