Occurrences of Psigraptus and Chigraptus gen. nov. in the Tremadoc of the Yukon Territory, Canada

D. E. Jackson;

D. E. Jackson

University of Newcastle, Newcastle upon Tyne, United Kingdom

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A. C. Lenz

University of Western Ontario, Canada

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GSW

D. E. Jackson

University of Newcastle, Newcastle upon Tyne, United Kingdom

A. C. Lenz

University of Western Ontario, Canada

Publisher: Cambridge University Press

First Online: 02 Mar 2017

Online Issn: 1469-5081

Print Issn: 0016-7568

Geological Magazine (1999) 136 (2): 153–157.