Pila africana
Pila africana, is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Ampullariidae, the apple snails. [2] DistributionThis species occurs in West Africa in Ghana, Liberia, Ivory Coast and in Chad DescriptionThe height of the shell varies between 35 mm and 40 mm, its diameter between 32 mm and 38 mm. (Original description in Latin) The shell is globose and perforate, appearing chestnut-brown or blackish, and shows very fine spiral striations under a lens. It may have no bands, or they might be obsolete. The spire is short, eroded, and abraded. It comprises four convex whorls, separated by a deep suture. The body whorl is inflated and slightly attenuated at the base. The aperture is ovate-elliptical, occupying three-quarters of the shell's length, slightly broader below, and rounded at the base, with more than half of the lower part of the columellar margin being free and yellowish. [3] References
External links
Wikimedia Commons has media related to Pila africana. |
Portal di Ensiklopedia Dunia