I saw traces only of one living animal in abundance, namely, the shells of a Bulimus
, which were collected together in extraordinary numbers on the driest spots.
leucostoma habian sido descritas como especies independientes, Bulimus
leucostoma Sowerby, 1835 y Helix lacunosus d'Orbigny, 1835.
El genero Bulimus
Leach, 1814, (Mollusca, Gastropoda, Stylommatophora) en la Republica Argentina.
A single worn shell (juvenile), found about 30 km inland, is noticeably wider than Bulimus badiolus
Bulimus (Rhachis) catenatus: Martens 1860: 212, pl.
Henderson made this statement about the taxon Bulimus Meek and Hayden in 1935 and no one, except maybe Taylor  has made a compelling argument for inclusion in a higher taxon.
Taxonomy--The Names of "limneaformis." Genus-group names applied to Meek and Hayden's taxon are Bulimus in 1856, Thaumastus in 1877, Bulimulus in 1886, Hyperaulax in 1923, Campeloma in 1929, Lioplax in 1930, Lioplacodes in 1946, and New Genus A in 1975.
Bulimus Scopoli, 1877 (Meek, 1876, considered a synonym of Thaumastus)