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Rodzina Glaphyritidae Ruzhentsev et Bogoslovskaia, 1971
Opis discoidal to globular shell with moderately involute to moderately evolute; surface of shell in general smooth, or with faint transverse or longitudinal ornamentation; suture simlar to Gastrioceratids. Synonimy Zasięg czasowy Carboniferous (Serpukhovian) - Permian (Artinskian) Literatura Ruzhentsev, V.E. & Bogoslovskaia, M.F. 1971. Namyurskiy etap v evolyutsii ammonoidey. Rannenamyurskie ammonoidei. Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 133, 1-382. Moscow. |
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