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Foordiceras
Taxonomy
Foordiceras was named by Hyatt (1893) [Sepkoski's age data: P Sakm P Guad-u Sepkoski's reference number: 524]. Its type is Nautilus goliathus.
It was assigned to Koninckioceratidae by Teichert et al. (1964); to Nautilida by Sepkoski (2002); and to Tainoceratidae by Korn et al. (2020).
It was assigned to Koninckioceratidae by Teichert et al. (1964); to Nautilida by Sepkoski (2002); and to Tainoceratidae by Korn et al. (2020).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1893 | Foordiceras Hyatt p. 392 |
| 1964 | Foordiceras Teichert et al. p. 425 |
| 2002 | Foordiceras Sepkoski |
| 2020 | Foordiceras Korn et al. p. 156 |
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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. †Foordiceras Hyatt 1893
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†Foordiceras akiyamai Hayasaka 1960
†Foordiceras dolomiticum Prinoth and Posenato 2007
†Foordiceras flemingianum de Koninck 1863
†Foordiceras goliathum Waagen 1879
†Foordiceras mammiferum Miller 1945
†Foordiceras ornatissimum Miller and Youngquist 1949
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 11 | 45.0 | 29.0 | 76.0 | 39.0 | 17.0 | |
| shell diameter | 11 | 90.3 | 30.0 | 173.0 | 100.5 | 48.5 | |
| shell inflation | 11 | 60.9 | 53.0 | 70.0 | 61.5 | 12.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Sakmarian to the top of the Changhsingian or 293.52000 to 252.17000 Ma
Collections (32 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Japan | F. sp. (107622) | |
| Artinskian | USA (Texas) | F. ornatissimum (90007) F. sp. (108766) | |
| Artinskian | Japan | F. sp. (107623) | |
| Kungurian | USA (Texas) | Metacoceras mammiferum (75884) | |
| Kungurian | China | F. sp. (66112) | |
| Roadian | Japan | F. sp. (109636) | |
| Roadian - Wordian | Malaysia | F. sp. (75569) | |
| Wordian | Japan | F. akiyamai (109641) | |
| Capitanian | Pakistan | F. goliathus (125883) | |
| Wuchiapingian | Pakistan | F. goliathus (125889) F. sp. (125908) Nautilus flemingianus (123832) Nautilus goliathus (119652 119653) | |
| Wuchiapingian | Iran (Abadeh) | F. sp. (63894) | |
| Wuchiapingian | China (Guizhou) | F. sp. (121700) | |
| Wuchiapingian | Japan | F. wynnei (107616) | |
| Wuchiapingian | Azerbaijan | F. grypoceratoides (110717) F. grypoceratoides, F. sp. A (110678) F. sp. (110596) F. sp. A (110679) | |
| Wuchiapingian | Armenia | F. flemingianum (110773) | |
| Changhsingian | Italy | F. dolomiticum (95453 95454 95458) | |
| Changhsingian | Azerbaijan | F. sp. (110720) F. sp. A (110683) | |
| Changhsingian | Armenia | F. grypoceratoides (110795) | |
| Changhsingian | Italy (Trentino-Alto Adige) | F. dolomiticum (81527) | |
| Changhsingian | Pakistan | F. goliathus (126899) Nautilus goliathus (83145) |