The affinities of early oncocerid nautiloids from the Lower Ordovician of Spitsbergen and Sweden

Volume / Part: 33 / 3
Publication Date: August 1990
Page(s): 623 - 630
Authored By: David H. Evans and Andrew H. King

£1.00

Phthanoncoceras oelandense gen. et sp. nov. from the Kundan (Llanvirn) of Sweden and Valhalloceras floweri gen. et sp. nov. from the Cassinian (Arenig) of Ny Friesland, Spitsbergen are described and a new family, the Phthanoncoceratidae (Oncocerida) is proposed. The relationships of the Phthanoncoceratidae to the Oncocerida and Ellesmerocerida are discussed.

Palaeontology - Volume 33 Part 3 Pages 623-630

Palaeontology - Volume 33 Part 3 Pages 623-630

Citations

EVANS, D. H., KING, A. H. 1990. The affinities of early oncocerid nautiloids from the Lower Ordovician of Spitsbergen and Sweden. Palaeontology, 33, 3, 623–630.