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Новые Ancyloceratidae (Ammonoidea) из апта Среднего Поволжья
Палеонтологический журнал, 2014openaire +1 more source
A Monograph of the Ammonoidea of the Gault. Part IX. Pages 379–410; Plates XXXVII–XLII
Monograph of the Palaeontographical Society, 1932exaly
Wrinkle-layer and "Ritzstreifung" in clymeniids (Ammonoidea, Cephalopoda)
Neues Jahrbuch für Geologie und Paläontologie - Monatshefte, 1985openaire +1 more source
Palaeozoic Ammonoidea : ontogeny, hydrostatics, palaeoecology and stratigraphy
2018openaire +1 more source