Table 1 in Systematic review of the dextral Hemiplecta Albers, 1850 (Eupulmonata, Ariophantidae) from Thailand with description of a new species and list of all the Indochinese species

Table 1. Comparison of shell and genitalia characters among four genera of Ariophantidae, mainly based on the characteristics of the type species. The superscript numbers are the references: 1 = Schileyko (2002), Thiele (1931), Zilch (1959), 2 = Blanford and Godwin-Austen (1908), 3 = Wiegmann (1898), Sarasin and Sarasin (1899), 4 = Godwin-Austen (1899), and 5 = Sutcharit et al. (2021), present study.
CharactersAriophanta Des Moulins, 18291,2Nanina Gray, 18341,3Hemiplecta Albers, 18501,2,5Cryptozona Mörch, 18721,4Gametolytic ductShortlongabsentshort / absentGametolytic sacBulbousbulbousbulbousbulbousEpiphallusshort, nearly absentlonglonglongEpiphallic caecumlong and straightshort and straightlong and straight or coiledlong and straightFlagellumvery short or absentlongshortshortShell lobeAbsentpresentpresent / absentabsentShell coilingdextral / sinistraldextraldextral / sinistraldextralCentral teethTricuspidunicuspidunicuspid / tricuspidtricuspidDistributionSouth AsiaIndonesia, New GuineaSoutheast Asia, New GuineaSouth Asia, IndochinaType speciesHelix laevipes Müller, 1774Helix citrina Linnaeus, 1758Helix humphreysiana Lea, 1840Helix ligulata Férussac, 1819