Introduction to zoology; a guide to the study of animals, for the use of secondary schools; Year: 1900 (1900s) Authors: Davenport, Charles Benedict, 1866-1944 Davenport, Gertrude Anna Crotty, 1866- Subjects: Zoology Publisher: New York, Macmillan company

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Identifier: introductiontozo00dave Title: Introduction to zoology; a guide to the study of animals, for the use of secondary schools; Year: 1900 (1900s) Authors: Davenport, Charles Benedict, 1866-1944 Davenport, Gertrude Anna Crotty, 1866- Subjects: Zoology Publisher: New York, Macmillan company London, Macmillian and co., ltd. Contributing Library: MBLWHOI Library Digitizing Sponsor: MBLWHOI Library
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Text Appearing Before Image: ' Text Appearing After Image: FIG. 99. — Eupayurus lonylcurpus removedfrom shell, x Ifc. Photo, by W. H. C. P. FIG. 100. — HippaNat. size. Photo, byW. H. C. P. The Brachyura are represented on our shores by threeprincipal families, which may be designated as triangularcrabs, arched crabs, and square crabs. The spider-crabs, or sea-spiders, as they are sometimescalled, belong to the triangular crabs. As their nameimplies, their legs are very long and slender.3 These crabsfrequent oyster-beds and sea-bottoms in general. When 1 From iTTTTos, horse ; used by Aristotle as the name of a kind of crab. 2 Like talpa, the mole. 3 Fig. 101. 108 ZOOLOGY seen stalking over such uneven surfaces, the advantage ofthese stilt-like legs is at once evident. The surface of thebody of some species of spider-crabs is hairy, entanglinginorganic matter, while hydroids, barnacles, and algae attachthemselves to the shell. Libinia emarginata and dubia^the former ranging from Maine south, and the latter fromCape Cod to the Gulf of Mexico
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