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Douvilleiceras variabile
Taxonomy
Douvilleiceras variabile was named by Tavani (1949).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Douvilleiceras variabile Tavani p. 37 figs. Pl 10, figs 1,2 |
| 1963 | Douvilleiceras pseudinaequinodum Collignon p. 120 figs. Pl 288, fig 1249 |
| 1982 | Douvilleiceras variabile Cooper p. 278 figs. 4G, 7E,F, 8C,D, 9G, 11C,D, 13A, 15E, 22A |
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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.
†Douvilleiceras variabile Tavani 1949
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Invalid names: Douvilleiceras pseudinaequinodum Collignon 1963 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Middle Albian or 109.00000 to 105.30000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Albian | Madagascar (Mahajanga) | Douvilleiceras pseudinaequinodum (86497) | |
| Middle Albian | Angola | Douvilleiceras variabile (211027) |