original description(ofGena asperulata A. Adams, 1850)Adams, A. (1850). An arrangement of Stomatellidae, including the characters of a new genus, and of several new species. <em>Proceedings of the Zoological Society of London.</em> 18 (1850): 29-40., available online athttp://biodiversitylibrary.org/page/12858705 page(s): 38 [details]
basis of recordPoppe G.T., Tagaro S.P. & Dekker H. (2006) The Seguenziidae, Chilodontidae, Trochidae, Calliostomatidae and Solariellidae of the Philippine Islands. <i>Visaya</i> Supplement 2: 1-228. page(s): 98 [details]
Present Inaccurate Introduced: alien Containing type locality