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Two Early-named Valid Species of English Upper Jurassic Ammonites

Published online by Cambridge University Press:  01 May 2009

W. J. Arkell
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Abstract

Perisphinctes listeri (de Haan). 1825. from the Corallian Beds, and Titanites cingulatus (de Haan), 1825, from the Portland Beds, are valid species that have been overlooked. The original figures on which they were based are reproduced.

Type
Articles
Information
Geological Magazine , Volume 87 , Issue 4 , August 1950 , pp. 265 - 266
Copyright
Copyright © Cambridge University Press 1950

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References

REFERENCES

Buckman, S. S., 1922, 1925. Type Ammonites, vols. iv, vi.Google Scholar
Haan, G. de., 1825. Specimen Philosophicum inaugurale, exhibens Monographiam Ammoniteorum et Goniatiteorum, Amsterdam.CrossRefGoogle Scholar
Knorr, G. W., 1755. Sammlung Merkwürdigkeiten der Natur und Alterthümern des Erdbodens, vol. i, Nürnberg.Google Scholar
Lister, Martin, 1685. Historia vel Synopsis methodica Conchyliarum, London.Google Scholar