Rodzaj Pseudomelania
Gatunek typowy Opis Shell high−spired, elongate (spire pointed), not umbilicate, thick; ornaments usually confined to lines of growth; aperture oval, entire, regularly rounded in front, and terminating posteriorly at angle; columella thick, and sharing in the general curvature of mouth, always without folds. Synonimy Zasięg czasowy Triassic to Cretaceous. Literatura Kaim, A. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62, 3–183. Pictet, F. J. & Campiche, G. 1862. Déscription des fossiles du terrain crétacé des environs de Sainte-Croix. In F. J. Pictet (ed.), Matériaux pour la Paléontologie Suisse Série 2 3, 1-752. |
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