维基百科 Semisulcospira is a genus of freshwater snails with an operculum, an aquatic gastropod mollusks in the family Semisulcospiridae. Species in the genus Semisulcospira are viviparous.[2] Species[edit] Species withn the genus Semisulcospira include: Semisulcospira forticosta (Martens, 1886)[2] Semisulcospira gottschei (Martens, 1886)[2] Semisulcospira kurodai Kajiyama & Habe, 1961[2] Semisulcospira libertina (Gould, 1859)[2] Semisulcospira tegulata (Martens, 1894)[2]