MolluscaBase name details
original description
(of Helix loehrii Gabb, 1868) Gabb, W. M. (1868). Description of new species of land shells from lower California. <em>American Journal of Conchology.</em> 3(3): 235-238, pl. 16. ["1867"; 2 January 1868]., available online at https://www.biodiversitylibrary.org/page/6658974
page(s): 236, pl. 16, fig. 2 [details]
basis of record
Pilsbry, H. A. (1916). Helices of Lower California and Sinaloa. <em>The Nautilus.</em> 29(9): 97-102, pl. 2, figs. 4-8., available online at https://www.biodiversitylibrary.org/page/1815896
page(s): 98, pl. 2, fig. 8 [details]