No CrossRef data available.
Article contents
Abstract
An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

- Type
- Correspondence
- Information
- Copyright
- Copyright © Cambridge University Press 1893
References
1 This paper has only just come to hand since the writing of MrDavison's, C. article, see ante pp. 356–360.—Edit. Geol. Mag.Google Scholar