Article: A new heteromorph ammonite from the Lower Cretaceous of Yorkshire
Publication: Palaeontology
Volume:
6
Part:
3
Publication Date:
October
1963
Page(s):
575
–
578
Author(s):
J. C. Doyle
Abstract
Shasticrioceras anglicum sp. nov., which seems to be the earliest known species of the genus, is described and the significance of its occurrence in the Compound Nodular Band D.I., at Speeton in east Yorkshire, is discussed in the light of current knowledge.