Sultana species. A–DS. (Metorthalicus) y. yatesi (Pfeiffer, 1855) A–B holotype of Porphyrobaphe vicaria Fulton, 1896 NHMUK 20100507 (H = 82.2) C–D lectotype NHMUK 1975239/1 (H 84.3).

 
 
  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