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Trypanaxidae is an extinct family of fossil sea snails, marine gastropod molluscs in the superfamily Campaniloidea.

According to the taxonomy of the Gastropoda by Bouchet & Rocroi (2005), the family Trypanaxidae has no subfamilies.

Genera

Genera within the family Trypanaxidae include:

• † Trypanaxis Cossmann, 1889 - the type genus
• † Alocaxis Cossmann, 1889

References

1. Gougerot & Le Renard (1987). Cahires des Naturalistes new series, 42(3): 65.
2. Bouchet, P. & Rocroi, J.-P. (2005). "Classification and Nomenclator of Gastropod Families". Malacologia. 47 (1–2).
3. Alocaxis. The Paleobiology Database, accessed 16 May 2010.

• The Paleobiology Database: Trypanaxidae

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