Authors Year Title
Bogoslovskaya & Shul'ga 1992 Pervye nakhodki ammonoidei roda Eumorphoceras v karbone L'vovsko-Volynskogo basseina.
Doklady Akademii Nauk Ukrainy, 1992 (11): 92-96, 2 fig., Kiev.
Currie 1954 Scottish Carboniferous Goniatites.
Transactions of the Royal Society. Edinburgh, 62, part 2 (No.14): 527-602, fig.1-9, 1tab., pl.1-4; Edinburgh.
Hairapetian, Korn & Bahrami 2006 Viséan and Bashkirian ammonoids from Central Iran.
Acta Geologica Polonica, 56 (2006), 3: 229-240, 11 fig.
Korejwo 1969 Stratigraphy and palaeogeography of the Namurian in the Polish Lowland.
Acta Geologica Polonica, 19 (4): 609-709, fig.1-6, chart 1-7, pl.1-46; Warszawa.
Korejwo 1986 Biostratigraphy of the Carboniferous deposits of the Swidnik blocks (Lublin Coal Basin).
Acta Geologica Polonica, 36 (4): 337-346, tab.1-2, pl.1-37; Warszawa.
Korn 1997 The Palaeozoic ammonoids of the South Portuguese Zone.
Memórias do Instituto geológico e Mineiro 33: 1-131, 69 text-figs., 16 pls., Lisboa.
Nikolaeva & Nigmadzhanov 1992 Pogranichnye otlozheniya Nizhnego i Srednego Karbona v Yuzhnom Tyan'-Shane.
Isvestiya Akademii Nauk, Seriya geologicheskaia, 2, 1992: 97-104, fig.1,2, pl.1; Moskva.
Pitinova 1974 Stratigrafiya i ammonoidei Namyura Tsentral'nykh Kyzylkumov i Yuzhnoi Fergany.
1-66, 8 figs.,1 tab., 12 pls., Tashkent (Izdatel'stvo FAN Uzbekskoy SSR).
Wagner, Winkler_Prins & Riding 1971 Lithostratigraphic units of the lower part of the Carboniferous in Northern León, Spain [with a Note on some Goniatite Faunas by C.H.T. Wagner-Gentis].
Trabajos de Geología, 4: 603-663, fig.1-10, pl.1-3; Oviedo.