Resumen

COLLEY, Eduardo. New species of Thaumastus from Atlantic Forest of Paraná, Brazil (Mollusca, Gastropoda, Pulmonata, Bulimuloidea). Iheringia, Sér. Zool. [online]. 2012, vol.102, n.1, pp. 43-47. ISSN 0073-4721.  http://dx.doi.org/10.1590/S0073-47212012000100006.

Thaumastus straubei sp. nov. is described from Atlantic Forest of state of Paraná, Brazil. The generic attribution came from morphological analysis of the shell, radula, jaw and soft parts showing unique and exclusive features that allow distinction from all others species of genus known so far.

Palabras llave : Shell; jaw; taxonomy; biome; Neotropical.