Theodoxus africanus (Reeve, 1856) |
N. Morocco. Grazer, on stones and rocks in lakes and small freshwater streams. Original taxon: Neritina africana. « Shell suborbicular, spire small, scarcely exserted, whorls flatly convex, columellar area rather narrow, slanting; dull white, marked with delicate interrupted black flexuous lines. […] A small, rather compressly convoluted species, marked with characteristic faintly pencilled blackish flexuous lines, more or less interrupted. » – L. A. Reeve: “Monograph of the genus Neritina”, Conchologia Iconica vol. IX, London 1856, plate XXX, fig.138. Oued Beht, Sidi Slimane, Rabat-Salé-Kénitra. 8,5mm. |
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