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Eutrephoceras soyaense
Taxonomy
Eutrephoceras soyaense was named by Matsumoto and Miyauchi (1983). It is a 3D body fossil. Its type locality is Location 5, Kiyohama-II, Cape Soya, which is in a Campanian marine sandstone in the Ohmisaki Formation of Japan.
Synonymy list
| Year | Name and author |
|---|---|
| 1983 | Eutrephoceras soyaense Matsumoto and Miyauchi p. 223 figs. Pl. 47, Figs. 1,2; Pl. 28, Fig. 1 |
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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.
†Eutrephoceras soyaense Matsumoto and Miyauchi 1983
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 28.3 | 14.0 | 42.0 | 37.0 | 12.0 | |
| shell diameter | 5 | 45.2 | 20.0 | 67.0 | 60.0 | 21.2 | |
| shell inflation | 5 | 0.005 | 0.001 | 4.20 | 0.001 | 1.88 |
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| Source: f = family, o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003, Hendy et al. 2009 | |||||
Age range: Late/Upper Campanian or 83.50000 to 70.60000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | Japan | Eutrephoceras soyaense (type locality: 165592 165769) |