Traits taxon details
original description
Pilsbry, H. A. (1926). Costa Rican land shells collected by A. A. Olsson. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 78: 127-133. page(s): 128-129, pl. 11, figs 5-7, pl. 10, fig. 8 [details] Available for editors 
basis of record
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors 
additional source
Pilsbry, H. A. (1926). The land mollusks of the Republic of Panama and the Canal Zone. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 78: 57-126, pls. 9-10., available online at https://www.jstor.org/stable/4063952?seq=1#metadata_info_tab_contents page(s): 95; note: also described as new [details]
additional source
Thompson, F. G. (1987). Giant carnivorous land snails from Mexico and Central America. <em>Bulletin of the Florida State Museum. Biological Sciences.</em> 30(2): 29-52., available online at https://ufdc.ufl.edu/UF00095799/00001 page(s): 36 [details] Available for editors 
From editor or global species database
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