Hostname: page-component-848d4c4894-hfldf Total loading time: 0 Render date: 2024-06-08T05:37:00.303Z Has data issue: false hasContentIssue false

On the occurrence of Parabrograptus and Sinograptus from the Middle Ordovician of Western Canada

Published online by Cambridge University Press:  01 May 2009

D. E. Jackson
Affiliation:
Department of Geology, University of Alberta, Edmonton Canada

Abstract

Specimens of Parabrograptus and Sinograptus from western Canada are described for the first time. An amended diagnosis of Parabrograptus is given. One pyritized fragment of a sinograptid stipe exhibits characters intermediate between Holmograptus and Sinograptus.

Type
Articles
Copyright
Copyright © Cambridge University Press 1966

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

REFERENCES

mu, A. T., 1957. Some new or little-known graptolites from the Ningkuo Shale (Lower Ordovician) of Changshan, Western Chekiang. Acta Palaeont. Sinica, 5 (3), 369437.Google Scholar
mu, A. T., 1958. Abrograptus, a new graptolite genus from the Hulo Shale (Middle Ordovician) of Kiangshan, Western Chekiang. Acta Palaeont. Sinica, 6 (3), 259265.Google Scholar
mu, A. T., and Qiao, X. D., 1962. New materials of Abrograptidae. Acta Palaeont. Sinica, 10 (1), 18.Google Scholar