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Tympanotonos (Diptychochilus)
Taxonomy
Diptychochilus was named by Cossmann in Doncieux (1908) [Sepkoski's age data: T Eo].
It was reranked as Tympanotonos (Diptychochilus) by Pacaud and Le Renard (1995).
It was assigned to Tympanotonos by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Tympanotonos (Diptychochilus) by Pacaud and Le Renard (1995).
It was assigned to Tympanotonos by Pacaud and Le Renard (1995); and to Neotaenioglossa by Sepkoski (2002).
Subtaxa
Species lacking formal opinion data
Tympanotonos acanthodes, Tympanotonos aegyptiacus, Tympanotonos atropos, Tympanotonos berberkirianus, Tympanotonos calcaratus, Tympanotonos calcaratus, Tympanotonos calcitrapoides, Tympanotonos cinctus, Tympanotonos cingulatus, Tympanotonos conarius, Tympanotonos conarius, Tympanotonos conjuctus, Tympanotonos conjunctoturris, Tympanotonos conjunctus, Tympanotonos conoideus, Tympanotonos cordieri, Tympanotonos cordieri, Tympanotonos cretacea, Tympanotonos diaboli, Tympanotonos emarginatus, Tympanotonos emarginatus, Tympanotonos funatus, Tympanotonos inaequirugatus, Tympanotonos labyrinthus, Tympanotonos margaritaceous, Tympanotonos margaritaceus, Tympanotonos meneguzzoi, Tympanotonos merangianus, Tympanotonos orengae, Tympanotonos praecinctus, Tympanotonos proavus, Tympanotonos pyreneensis, Tympanotonos roissyi, Tympanotonos solerensis, Tympanotonos submarginatus, Tympanotonos tournoueri, Tympanotonos trochleare, Tympanotonos trochleare, Tympanotonos trochlearis, Tympanotonos trochlearispina, Tympanotonos varians, Tympanotonos vivarii
Synonymy list
| Year | Name and author |
|---|---|
| 1908 | Diptychochilus Cossmann in Doncieux |
| 1995 | Tympanotonos (Diptychochilus) Pacaud and Le Renard p. 156 |
| 2002 | Diptychochilus Sepkoski |
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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.
Subg. †Tympanotonos (Diptychochilus) Cossmann in Doncieux 1908
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†Diptychochilus montsecanus Cossmann 1898
Tympanotonos (Diptychochilus) involutus Lamarck 1804
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Invalid names: Tympanotonos (Diptychochilus) subquadrisulcatum d'Orbigny 1850 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Ypresian to the top of the Bartonian or 56.00000 to 37.71000 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Minimum age of oldest fossil (stem group age): 48.07 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | France (Aisne) | Cerithium subquadrisulcatum (177669) | |
| Ypresian | Spain | Diptychochilus montsecanus (184298) | |
| Lutetian | France (Eure-et-Loir) | Tympanotonos involutus (178055) | |
| Bartonian | France (Île-de-France) | Tympanotonos roissyi (179130) | |
| Bartonian | France (Picardie) | Tympanotonos roissyi (178155) |