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I.—On Didymograptus, Tetragraptus, and Phyllograptus

Published online by Cambridge University Press:  01 May 2009

Gerhard Holm
Gerhard Holm
Affiliation:
Palæontologist to the Geological Survey of SwedenStockholm.
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Extract

The knowledge of the internal structure and development of the different forms of Graptolites is very incomplete, owing to the unfavourable method of their preservation, Graptolites, in almost all cases, being found embedded in shale.

Type
Original Articles
Information
Geological Magazine , Volume 2 , Issue 10 , October 1895 , pp. 433 - 441
Copyright
Copyright © Cambridge University Press 1895

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References

page 433 note 1 The plates and page-illustration will appear with the second part of this paper next month.

page 433 note 2 Bihang K. Vet. Akad. Handl., Bd. 16, Afd. iv, No. 7, 1890.

page 435 note 1 Quart. Journ. Geol. Soc., vol. xxxi, 1875, p. 639.Google Scholar

page 438 note 1 Geol. Mag., Vol. X, 1873, p. 555.Google Scholar

page 438 note 2 Handb. der Pal., p. 293.

page 439 note 1 Grapt. de Bohème (1850), p. 4.

page 439 note 2 Die Silur. Etagen, 2 u 3, 1882, p. 37.