Traits name details
original description
Clench, W. J. & Archer, A. F. (1931). Land shells from Lubang Island, Philippines. <em>Occasional Papers of the Boston Society of Natural History.</em> 5: 333-339, pl. 17., available online at https://www.biodiversitylibrary.org/page/34576677 page(s): 337, pl. 17, fig. 6 [details]
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