File:Conchological Manual Figs 40-42.png
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Summary
| Description |
English: Varices are caused by periodical rests or stoppages in the growth of the shell, when the edge of the aperture thickens, and renders the shell as complete as when full grown. Fig. 40, numerous; 41, few, continuous; 42, few, discontinuous. |
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| Date | |||||
| Source | 'A Conchological Manual', available freely at Project Gutenberg | ||||
| Author | George Brettingham Sowerby II, (1812–1884) | ||||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:22, 9 August 2013 | | 1,286 × 442 (76 KB) | Keith Edkins | == {{int:filedesc}} == {{Information |Description = {{en|Varices of non-symmetrical Univalves. Fig. 40, ''numerous''; 41, ''few, continuous''; 42, ''few, discontinuous''. }} |Source = {{gutenberg|name=''A Conchological Manual''|no=43417}} |Date ... |
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