Thaumastus species. A–DT. (Thaumastus) robertsi robertsi Pilsbry, 1932, holotype ANSP 159920 (H = 63.7) D sculpture on dorsal side of last whorl E–GT. (Thaumastus) robertsi satipoensis Pilsbry, 1944, holotype ANSP 179990 (H = 74.4).

 
 
  Part of: Breure ASH, Mogollón Avila V (2016) Synopsis of Central Andean Orthalicoid land snails (Gastropoda, Stylommatophora), excluding Bulimulidae. ZooKeys 588: 1-199. https://doi.org/10.3897/zookeys.588.7906