Modulus (gastropod)
Modulus is a genus of small sea snails, marine gastropod molluscs in the family Modulidae.Species within the genus Modulus include:
- Modulus ambiguus Dautzenberg, 1910
- Modulus bayeri Petuch, 2001
- Modulus bermontianus Petuch, 1994
- Modulus calusa Petuch, 1988
- Modulus carchedonius
- Modulus guernei Dautzenberg, 1900
- Modulus kaicherae Petuch, 1987
- Modulus lindae Petuch, 1987
- Modulus modulus - the type species, known as the "button snail"
- Modulus nodosus Macsotay & Campos, 2001
- Modulus pacei Petuch, 1987
- Modulus tectum
- Modulus turbinoides
