Shells

Shells PDF Author: DK
Publisher: Dorling Kindersley Ltd
ISBN: 0241605318
Category : Nature
Languages : en
Pages : 258

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Book Description
The clearest and sharpest recognition guide to over 500 species of seashell from around the world Authoritative text, crystal-clear photography, and a systematic approach make this the most comprehensive and concise e-guide to seashells of the world. Includes more than 600 full-colour photographs of over 500 species of seashells, this handy reference ebook is designed to cut through the complex process of identification and make it accessible to the average reader. Expertly written and thoroughly vetted, each species entry combines a precise description with annotated photographs to highlight each shell's characteristics and distinguishing features. The entry always includes a distribution map, showing the geographical range of the species, as well as at-a-glance key facts. Includes detailed information on the shape of each genus, differences between the major classes, and more, this is the clearest identification e-guide to seashells for beginners and established enthusiasts alike.

Guide to Seashells of the World

Guide to Seashells of the World PDF Author: Arthur Peter Hoblyn Oliver
Publisher: Firefly Books
ISBN: 9781552979433
Category : Nature
Languages : en
Pages : 336

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Book Description
Guide to over 1,200 species of seashells from all around the world.

The Book of Shells

The Book of Shells PDF Author: M.G. Harasewych
Publisher: University of Chicago Press
ISBN: 022617705X
Category : Science
Languages : en
Pages : 658

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Book Description
Who among us hasn’t marveled at the diversity and beauty of shells? Or picked one up, held it to our ear, and then gazed in wonder at its shape and hue? Many a lifelong shell collector has cut teeth (and toes) on the beaches of the Jersey Shore, the Outer Banks, or the coasts of Sanibel Island. Some have even dived to the depths of the ocean. But most of us are not familiar with the biological origin of shells, their role in explaining evolutionary history, and the incredible variety of forms in which they come. Shells are the external skeletons of mollusks, an ancient and diverse phylum of invertebrates that are in the earliest fossil record of multicellular life over 500 million years ago. There are over 100,000 kinds of recorded mollusks, and some estimate that there are over amillion more that have yet to be discovered. Some breathe air, others live in fresh water, but most live in the ocean. They range in size from a grain of sand to a beach ball and in weight from a few grams to several hundred pounds. And in this lavishly illustrated volume, they finally get their full due. The Book of Shells offers a visually stunning and scientifically engaging guide to six hundred of the most intriguing mollusk shells, each chosen to convey the range of shapes and sizes that occur across a range of species. Each shell is reproduced here at its actual size, in full color, and is accompanied by an explanation of the shell’s range, distribution, abundance, habitat, and operculum—the piece that protects the mollusk when it’s in the shell. Brief scientific and historical accounts of each shell and related species include fun-filled facts and anecdotes that broaden its portrait. The Matchless Cone, for instance, or Conus cedonulli, was one of the rarest shells collected during the eighteenth century. So much so, in fact, that a specimen in 1796 was sold for more than six times as much as a painting by Vermeer at the same auction. But since the advent of scuba diving, this shell has become far more accessible to collectors—though not without certain risks. Some species of Conus produce venom that has caused more than thirty known human deaths. The Zebra Nerite, the Heart Cockle, the Indian Babylon, the Junonia, the Atlantic Thorny Oyster—shells from habitats spanning the poles and the tropics, from the highest mountains to the ocean’s deepest recesses, are all on display in this definitive work.

Florida's Seashells

Florida's Seashells PDF Author: Blair E. Witherington
Publisher: Pineapple Press Inc
ISBN: 9781561643875
Category : Nature
Languages : en
Pages : 100

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Book Description
"Descriptive accounts, distribution maps, and 265 color photographs describe 252 species of mollusk shells as beachcombers are likely to find them"--P. [4] of cover.

Shells

Shells PDF Author: Cheryl Claassen
Publisher: Cambridge University Press
ISBN: 9780521578523
Category : Nature
Languages : en
Pages : 284

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Book Description
Cheryl Claassen offers an authoritative, readable and clear guide to the study of shells, which is addressed to students and professional archaeologists and palaeontologists. She considers the history of archaeological interest in shells, the biology of freshwater and marine molluscs, and critically discusses current techniques, methods, and research problems. Drawing on examples worldwide, and covering prehistoric and historic periods, among the topics covered are: is shell deposit natural or cultural? How long do shells last? What can shells tell us about the environmental characteristics and ancient habitats or about the people who collected them? What symbolic roles have shells served in human societies? This is a well balanced account, and all aspects of the subject are clearly represented.

Compendium of Seashells

Compendium of Seashells PDF Author: Robert Tucker Abbott
Publisher: Odyssey Pub
ISBN: 9780966172003
Category : Mollusks
Languages : en
Pages : 411

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Book Description
This is the 1998 reprint of this classic shell book. All of the world's shells are included, except for the very small (less than 1/2 inch), and the shells from great depths. Each shell is illustrated in color, and the brief description includes size, geographic range and habitat.

Spirals in Time

Spirals in Time PDF Author: Helen Scales
Publisher: Bloomsbury Publishing
ISBN: 1472911377
Category : Nature
Languages : en
Pages : 313

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Book Description
The beautifully written story of shells and their makers, and our relationships with them. Seashells are the sculpted homes of a remarkable group of animals: the molluscs. These are some of the most ancient and successful animals on the planet. But watch out. Some molluscs can kill you if you eat them. Some will kill you if you stand too close. That hasn't stopped people using shells in many ways over thousands of years. They became the first jewelry and oldest currencies; they've been used as potent symbols of sex and death, prestige and war, not to mention a nutritious (and tasty) source of food. Spirals in Time is an exuberant aquatic romp, revealing amazing tales of these undersea marvels. Helen Scales leads us on a journey into their realm, as she goes in search of everything from snails that 'fly' underwater on tiny wings to octopuses accused of stealing shells and giant mussels with golden beards that were supposedly the source of Jason's golden fleece, and learns how shells have been exchanged for human lives, tapped for mind-bending drugs and inspired advances in medical technology. Weaving through these stories are the remarkable animals that build them, creatures with fascinating tales to tell, a myriad of spiralling shells following just a few simple rules of mathematics and evolution. Shells are also bellwethers of our impact on the natural world. Some species have been overfished, others poisoned by polluted seas; perhaps most worryingly of all, molluscs are expected to fall victim to ocean acidification, a side-effect of climate change that may soon cause shells to simply melt away. But rather than dwelling on what we risk losing, Spirals in Time urges you to ponder how seashells can reconnect us with nature, and heal the rift between ourselves and the living world.

A Handbook to Australian Seashells

A Handbook to Australian Seashells PDF Author: Barry Robert Wilson
Publisher:
ISBN: 9781876334420
Category : Mollusks
Languages : en
Pages : 0

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Book Description
A Handbook to Australian Seashells will help you to identify most of the shells you find, no matter where you are on the Australian coast.It includes over 375 species of the most common seashells found along our seashores. Each one is illustrated with a beautiful colour photograph showing its colours, patterns, shape and sculpture.

Seashells of New England

Seashells of New England PDF Author: Sandy Allison
Publisher: Rowman & Littlefield
ISBN: 1493027905
Category : Nature
Languages : en
Pages : 129

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Book Description
Identify just about any seashell found on New England beaches, from southern Connecticut to northern Maine. Beautiful illustrations and straightforward descriptive text help readers identify 70 different seashells, and learn a little bit about them--most likely anything a reader wants to identify will be included, without a lot of "extra" species. Expert information offered in an appealing format for beachcombers, amateur naturalists, and anyone else who loves the beach. Includes advice on how and where to find great shells.

Seashells of the World

Seashells of the World PDF Author: R. Tucker Abbott
Publisher: Golden Guides from St. Martin's Press
ISBN: 1466862424
Category : Nature
Languages : en
Pages : 164

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Book Description
This eBook is best viewed on a color device. Seashells of the World is an introduction to the world of marine seashells, emphasizing the most attractive and best-known species. This guide will help you to: -Identify -Classify -Understand the beautiful shells you see and collect No other animals are so widely collected, traded, or bought and sold because of their beauty and rarity.