Excerpt from A History of British Mollusca, Vol. 3: And Their Shells
Shell hemispherically ovate, oblique, imperforate, with a. Spire of few whorls, last whorl very large; columella flattened, smooth, or slightly denticulated, forming a nearly straight sharp-edged border to the inner side of the hemispherical mouth; surface smooth, or striated, or spi nous, protected by an epidermis; operculum obliquely Innate, solid, corneo-calcareous, with a tooth on its lower margin.
Animal with two slender tentacula, with detached eye bearing sus-tentacula at their external bases. Foot rather short, triangularly oblong. Structure of the tongue (as observed by Loven) complicated; each transverse series of teeth has a. Minute central denticle, flanked by three laterals, of which the first is largest, transversely -ex panded and laminar, the second and third minute, and bounded by numerous uncini, the first of them very large, broadly hooded and denticulated, the remainder narrow and linear.
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Seller: Forgotten Books, London, United Kingdom
Paperback. Condition: New. Print on Demand. This book explores the British mollusks and their shells, specifically those of the families of Gasteropoda from Neritidae to Elysiadae. The author was a Fellow of the Royal Society and an expert on the subject. The other author was a distinguished zoologist. This book follows their previous collaborative text on acephala. It was published in the middle of the 19th century. This book is an important part of the historical record on the taxonomy of British mollusks and has provided the baseline taxonomy for many of the species we still recognize today in British waters. The authors produced this detailed overview of the subject at a time of increased interest in natural history and systematics and this book would have certainly contributed to that interest. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Seller Inventory # 9781331583363_0
Quantity: Over 20 available
Seller: PBShop.store US, Wood Dale, IL, U.S.A.
PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LW-9781331583363
Seller: PBShop.store UK, Fairford, GLOS, United Kingdom
PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LW-9781331583363
Quantity: 15 available