Shell of Rhiostoma hainesi A syntype NHMUK 20170371 from Camboja B holotype of “Rhiosotma smithi Bartsch, 1932” NMNH 382943 from Khao Sabap, southern Siam C, D originally labelled as “Rhiostoma tomlini Salisbury, 1949” from Khao Sabap, Siam C holotype NMW 1955.158.24924 and D paratype NHMUK 1949.6.7.1 E holotype of “Rhiostoma housei kirai Habe, 1965” NSMT 52242 from Chanthaburi, Thailand F specimen CUMZ 4381 from Chanthaburi.

 
 
  Part of: Tongkerd P, Tumpeesuwan S, Inkhavilay K, Prasankok P, Jeratthitikul E, Panha S, Sutcharit C (2023) Systematic revision of the snorkel snail genus Rhiostoma Benson, 1860 (Gastropoda, Caenogastropoda, Cyclophoridae) with descriptions of new species. ZooKeys 1142: 1-144. https://doi.org/10.3897/zookeys.1142.90097