Époque
:
Provenance :
Australie
Dimension : 4,2 cm. |
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Documentation : - M. Aguirre-Urreta, 1986. Aptian ammonites from the Argentina austral basin. The subfamily Helicancylinae Hyatt 1894. - R. Day, 1974. Aptian ammonites from the Eromanga and Surat basin, Queensland. - R. Etheridge, 1909. Lower Cretaceous fossils from the sources of the Barcoo, Ward and Nive rivers, south central Queensland. Part II - cephalopoda. - R. Jack, R. Etheridge, 1892. The geology and paleontology of Queensland and New Guinea. - C. W. Wright, J. H. Callomon, M. K. Howarth, 1996. Treatise on invertebrate paleontology, part L, Mollusca (revised). |
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