Authors Year Title
Afanas'eva, Konovalova & Boiko 2006 Evolyutsiya i morfologicheskie preobrazovaniya radiolyarii i ammonoidei v Uralskom Okeane v kamennougol'nykh period. [In Russian with abstract: Evolution and morphological changes in Radiolarians and Ammonoids in the Uralian Ocean]
In:Contributions to current Cephalopod Research: Morphology, Systematics,Evolution,Ecology and Biostratigr., Kollektiv PIN,
RAN, eds., 61-67, 2 pl., Moskva 2006
Popov 1975 Ammonoidea (Ammonoidei). In: Paleontologicheskii Atlas kamennougol'nykh otlozhenii Urala. [In Russian].
Trudy VNIGRI 383: 111-130, pls.35-44, Leningrad (Nedra).
Ruzhencev 1958a Dva novykh roda goniatitov v nizhnem Namyure yuzhnogo Urala.
Dokl. AN. SSSR, 122: 293-296, fig.1-2, pl.1; Moskva.
Ruzhencev & Bogoslovskaya 1971a Namiurskii etap v evoliutsii ammonodei. Rannenamiurskie ammonoidei.
Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 133: 1-382, fig.1-89, pl.1-40; Moskva.
Stevanovic & Kullmann 1962 Namirski kat Druzetica i njegova gonijatitska fauna. Namurian bei Druzetic im Westlichen Serbien und seine Goniatitenfauna -.I.Geologischer Teil. - II. Paläontologischer Teil.
Bulletin Muséum d'Histoire Naturelle Belgrade, 1962, Série A (16-17): 47-112, 13 fig., pl.1-4; Beograd.
Wagner-Gentis 1980 Goniatites from the Viséan-Namurian junction beds in Palencia, NW Spain.
Scripta Geologica, 55: 1-43, fig.1-15, pl.1-8; Leiden.