Rodzaj Kalloclymenia Wedekind, 1914
Gatunek typowy Opis Diagnosis. — Ventrolateral spines restricted to juvenile stages, convex venter of the conch. Remarks. — The species of the genus differ mostly in the course of their ontogeny, with juvenile parabolic nodes or spines being replaced with ribs or ventrolateral tubercles and finally the whorls smoothen reaching maturity. Too little is known about their population variability to be sure of taxonomic identifications proposed below. Synonimy Zasięg czasowy Literatura Dzik, J. 2006. The Famennian "Golden Age" of conodonts and ammonoids in the Polish part of the Variscan sea. Palaeontologia Polonica 63, 1-359. |
|