Rodzaj Diatrypesis Tomlin, 1929
Gatunek typowy Opis Slender shell, highly conical with weakly convex or flat whorls. Adapical part ofwhorls notched or ornamented with adsutural row of nodes. Peristome rhomboidal, outer lip thin. Columella delicately twisted, columellar lip indistict. Synonimy Zasięg czasowy Toarcian (Early Jurassic) to Aptian (Early Cretaceous) Literatura Kaim, A. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62, 3–183. Tomlin, J.R., Le B. 1929 b. Some preoccupied generic names. Proceedings of the Malacological Society of London 18, 258. |
|