Glessula von Martens, 1860

Budha, Prem B., Naggs, Fred & Backeljau, Thierry, 2017, Conchological differentiation and genital anatomy of Nepalese Glessulinae (Gastropoda, Stylommatophora, Subulinidae), with descriptions of six new species, ZooKeys 675, pp. 129-156 : 129

Glessula von Martens, 1860

Distribution.

India, Bangladesh, Sri Lanka, Nepal, China, Myanmar, Borneo, Sumatra, Java, Thailand and Vietnam ( Gude 1914, Panha 1995-1996, Schileyko 2011).

Type species.

Achatina ceylanica L. Pfeiffer, 1845

Main characteristics.

Shell ovate-conic or turreted, glossy in general, with or without spiral lirae on the first 1-2 whorls, first whorl rounded, body whorl broad, columella truncated. Vagina shorter than penis. The proximal part of male reproductive organ varies with respect to the form of the flagellum, i.e. from a comb-like structure with many notches, to a hand-like structure with two or more finger-like processes (Figs 3-5).