A psiloceratid ammonite from the supposed Triassic Penarth Group of Avon, England
Donovan, D. T. (Desmond Thomas) Curtis, M T Curtis, S A
Article
1989
Palaeontology
32
231--235
BioStor
English
London, Palaeontological Association, 1957-
BioStor: https://biostor.org/reference/165839
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