Rosenberg, Gary. A new critical estimate of named species-level diversity of the recent mollusca. American Malacological Bulletin. 2014, 32 (2): 308–322. S2CID 86761029. doi:10.4003/006.032.0204.
Tompa, A. S. A comparative study of the ultrastructure and mineralogy of calcified land snail eggs (Pulmonata: Stylommatophora). Journal of Morphology. December 1976, 150 (4): 861–887. doi:10.1002/jmor.1051500406. hdl:2027.42/50263.
Tompa, A. S. A comparative study of the ultrastructure and mineralogy of calcified land snail eggs (Pulmonata: Stylommatophora). Journal of Morphology. December 1976, 150 (4): 861–887. doi:10.1002/jmor.1051500406. hdl:2027.42/50263.
Rosenberg, Gary. A new critical estimate of named species-level diversity of the recent mollusca. American Malacological Bulletin. 2014, 32 (2): 308–322. S2CID 86761029. doi:10.4003/006.032.0204.