Pomacea zischkai

P. zischkai is endemic to Bolivia. It is found in the Chapare region, at an altitude of 400 m.^[1][4] It occurs in rivers.^[1]

The shell measures 28 mm–34 mm × 25 mm–29 mm (1.10 in–1.34 in × 0.98 in–1.14 in) (length × width) and is thin and semi-transparent. The aperture is 19 mm–22 mm × 14 mm–16 mm (0.75 in–0.87 in × 0.55 in–0.63 in).^[2]