(in German) Sarasin P. & Sarasin F. (1898). Die Süßwassermollusken von Celebes. Band 1. In: Sarasin P. & Sarasin F. (1898–1901). Materialien zur Naturgeschichte der Insel Celebes. Kreidel's Verlag, Wiesbaden. page 28, table 3, figure 28-29; tab. 5, fig. 69; tab. 6, fig. 92.
doi.org
von Rintelen T. & Glaubrecht M. (2005). "Anatomy of an adaptive radiation: a unique reproductive strategy in the endemic freshwater gastropod Tylomelania (Cerithioidea: Pachychilidae) on Sulawesi, Indonesia and its biogeographical implications." Biological Journal of the Linnean Society85: 513–542. doi:10.1111/j.1095-8312.2005.00515.x.