
A phylloceratid ammonite from the Speeton Clay (Lower Cretaceous) of Yorkshire
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Hypophylloceras cf. perlobatum (Sayn) is described and illustrated. It is the first phylloceratid ammonite to be recorded from the Neocomian of Britain.
Palaeontology - Volume 9 Part 3 Pages 455-457Palaeontology - Volume 9 Part 3 Pages 455-457
Citations
RAWSON, P. F. 1966. A phylloceratid ammonite from the Speeton Clay (Lower Cretaceous) of Yorkshire. Palaeontology, 9, 3, 455–457.