4 Mariana Islands species out of 8 reported | 6 Indo-Pacific species
Calappa calappa
Calappa cf. gallus
Calappa hepatica
calappid sp. A
Additional calappid species reported from the Mariana Islands by Paulay et al. (2003):
- Calappa cf. matsuzawa Galil, 1997
- Calappa sp. 1 (aff. sebastiani Galil, 1997)
- Calappa sp. 2
- Calappa sp. 3 (n. sp.)
- Cycloes granulosa de Haan, 1837