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The mode of development of Isograptus manubriatus (T. S. Hall)

Published online by Cambridge University Press:  01 May 2009

O. M. B. Bulman
Affiliation:
Sedgwick Museum, Cambridge.

Summary

The reverse aspect of a proximal end of I. manubriatus is described and its relation to the mode of development of some early biserial forms is briefly discussed. Two new names descriptive of types of development are proposed.

Type
Articles
Copyright
Copyright © Cambridge University Press 1968

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References

REFERENCES

Bulman, O. M. B. 1936. The structure of Oncograptus T. S. Hall. Geol. Mag., 73, 271–8.CrossRefGoogle Scholar
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Mu, A. T. & Zhan, S. G. 1966. On the probable development and systematic position of Glossograptus. Scientia sinica, 15, 92–8.Google Scholar
Whittington, H. B. & Rickards, R. B. (in press). The development of Glossograptus and Skiagraptus. J. Paleont.Google Scholar