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Taxonomy
Cryptodon was named by Turton (1822). It is extant.
It was reranked as Lutraria (Cryptodon) by Conrad (1837); it was synonymized subjectively with Thyasira by Bouchet et al. (2010).
It was assigned to Lutraria by Conrad (1837).
It was reranked as Lutraria (Cryptodon) by Conrad (1837); it was synonymized subjectively with Thyasira by Bouchet et al. (2010).
It was assigned to Lutraria by Conrad (1837).
Species lacking formal opinion data
Cryptodon flexuosus, Cryptodon sinuosus, Lutraria angustior, Lutraria bruuni, Lutraria complanata, Lutraria frangula, Lutraria intermedia, Lutraria lutrara, Lutraria magna, Lutraria maxima, Lutraria osawanoensis, Lutraria saingengai, Lutraria sanna, Lutraria scaldensis, Lutraria senegalensis, Lutraria sieboldi, Lutraria solida, Lutraria vetula
Synonymy list
| Year | Name and author |
|---|---|
| 1822 | Cryptodon Turton |
| 1837 | Lutraria (Cryptodon) Conrad p. 235 |
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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. Lutraria (Cryptodon) Turton 1822
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Cryptodon ferruginosum Forbes 1843
†Cryptodon mactraeformis Tate 1887
Cryptodon sinuosum Donovan 1801
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Age range
Maximum range based only on fossils: base of the Burdigalian to the top of the Zanclean or 20.45000 to 3.60000 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | Italy | Cryptodon flexuosus (178108) | |
| Middle Miocene | Australia (Victoria) | Cryptodon mactraeformis (72210) | |
| Serravallian | Russian Federation | Cryptodon sinuosus (48070) | |
| Zanclean | United Kingdom (England) | Cryptodon sinuosum, Cryptodon ferruginosum (84755) | |
| Zanclean | Holy See (Vatican City State) | Cryptodon sp. (209253) |