Preece R. C. (1995) "Systematic review of the land snails of the Pitcairn Islands". Biological Journal of the Linnean Society56(1-2): 273-307. doi:10.1111/j.1095-8312.1995.tb01091.xabstract
doi.org
dx.doi.org
Preece R. C. (1995) "Systematic review of the land snails of the Pitcairn Islands". Biological Journal of the Linnean Society56(1-2): 273-307. doi:10.1111/j.1095-8312.1995.tb01091.xabstract