MolluscaBase taxon details
basis of record
Helwerda R.A. (2015). Acteonidae, Bullinidae and Ringiculidae (Gastropoda: Heterobranchia) from the Plio-Pleistocene of the Philippines. <em>Zootaxa.</em> 3990(2): 197-220., available online at https://doi.org/10.11646/zootaxa.3990.2.2 [details]