Genus of gastropods
Tympanotonos
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Fossil shell of Tympanotonus margaritaceum
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Scientific classification
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Tympanotonos
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Synonyms
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- Potamides (Tympanotonus) Agassiz, 1846
- Tympanotomus Gray, 1840
- † Tympanotonos (Eotympanotonus) Chavan, 1952 · accepted, alternate representation
- Tympanotonus Agassiz, 1846 (unjustified emendation)
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Tympanotonos is a genus of snail living in brackish water, a gastropod mollusk in the family Potamididae.[2]
Extant and extinct species
Species within this genus include:[2][3]
- † Tympanotonus calcaratus (Grateloup, 1840)
- † Tympanotonus conarius (Bayan, 1873)
- Tympanotonos fuscatus (Linnaeus, 1758) (the only extant species)
- † Tympanotonus margaritaceum (Brongniart)
- † Tympanotonos redoniensis Van Dingenen, Ceulemans & Landau, 2016
- † Tympanotonus semperi (Deshaye, 1864)
- † Tympanotonos stroppus Brongniart 1823
Fossils species within this genus can be found in sediment of Europe, United States, South Africa, Japan, Venezuela and Indonesia from Cretaceous to Quaternary (age range: 84.9 to 0.012 Ma).