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Gaudryceras stefaninii
Taxonomy
Lytoceras (Gaudryceras) stefaninii was named by Venzo (1936).
It was recombined as Gaudryceras stefaninii by Kennedy and Klinger (1979), Gautam et al. (2019).
It was recombined as Gaudryceras stefaninii by Kennedy and Klinger (1979), Gautam et al. (2019).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Lytoceras (Gaudryceras) stefaninii Venzo p. 21 figs. Pl 2, figs 3,4 |
| 1979 | Gaudryceras stefaninii Kennedy and Klinger p. 130 figs. Pl 1, figs 2,5,8; pl 2 |
| 2019 | Gaudryceras stefaninii Gautam et al. p. 13 fig. 4A,B |
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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.
†Gaudryceras stefaninii Venzo 1936
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 4 | 15.8 | 9.50 | 52.8 | 11.2 | 21.1 | |
| diameter | 4 | 50.6 | 34.5 | 120.0 | 40.0 | 41.1 | |
| inflation | 4 | 23.3 | 17.2 | 43.0 | 20.1 | 12.2 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Late/Upper Albian to the top of the Cenomanian or 106.30000 to 93.90000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Albian | Madagascar | Gaudryceras stefaninii (98264) | |
| Late/Upper Albian | India | Gaudryceras stefaninii (201889) | |
| Cenomanian | South Africa | Gaudryceras stefaninii (66023) |