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Tetsaoceras hayesi
Taxonomy
Ceratites hayesi was named by McLearn (1948). It is a 3D body fossil. Its type locality is Talus east of Mile Post 378, Alaska Highway, which is in a Bithynian marine siliciclastic in the Toad Formation of Canada.
It was recombined as Czekanowskites hayesi by McLearn (1969), Bychkov et al. (1976), Silberling and Nichols (1982), Dagis et al. (1996); it was recombined as Tetsaoceras hayesi by Tozer (1994); it was recombined as Stannakhites hayesi by Hounslow et al. (2008).
It was recombined as Czekanowskites hayesi by McLearn (1969), Bychkov et al. (1976), Silberling and Nichols (1982), Dagis et al. (1996); it was recombined as Tetsaoceras hayesi by Tozer (1994); it was recombined as Stannakhites hayesi by Hounslow et al. (2008).
Entered
by M. Clapham on 2011-04-01
Synonymy list
| Year | Name and author |
|---|---|
| 1948 | Ceratites hayesi McLearn |
| 1969 | Czekanowskites hayesi McLearn p. 43 figs. Pl 1, figs 4-8; text-fig 22 |
| 1976 | Czekanowskites hayesi Bychkov et al. |
| 1982 | Czekanowskites hayesi Silberling and Nichols p. 43 figs. Pl 19, figs 16-19 |
| 1994 | Tetsaoceras hayesi Tozer |
| 1996 | Czekanowskites hayesi Dagis et al. p. 127 figs. Pl 55, fig 6 |
| 2008 | Stannakhites hayesi Hounslow et al. |
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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.
†Tetsaoceras hayesi McLearn 1948
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 12.9 | 11.0 | 15.2 | 13.1 | 2.97 | |
| shell diameter | 5 | 30.1 | 24.6 | 40.0 | 30.1 | 5.80 | |
| shell inflation | 5 | 10.1 | 8.50 | 12.0 | 10.2 | 2.47 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian | Russian Federation | Czekanowskites hayesi (107040) | |
| Bithynian | USA (Nevada) | Czekanowskites hayesi (143220 143266) | |
| Bithynian | Russian Federation | Czekanowskites hayesi (107103) | |
| Bithynian | Canada (British Columbia) | Ceratites hayesi (177594) Czekanowskites hayesi (137069 177599) Tetsaoceras hayesi (137525 139059 141649) | |
| Bithynian | Svalbard and Jan Mayen | Czekanowskites hayesi (97314) | |
| Bithynian - Pelsonian | Canada (Alberta) | Tetsaoceras hayesi (105329) | |
| Pelsonian | Svalbard and Jan Mayen (Spitsbergen) | Stannakhites hayesi (211376) |