Download or read book Proceedings of the California Academy of Sciences Series 4 Vol 65 written by California Academy Of Sciences and published by Forgotten Books. This book was released on 2018-11-16 with total page 146 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Proceedings of the California Academy of Sciences (Series 4), Vol. 65: September 28, 2018, Nos. 1-4, Institute for Biodiversity Science and Sustainability Premaxillary teeth with two short canines in a cluster of teeth near tip of jaw, followed by smaller conical teeth posteriorly, and flanked medially by a narrow inner band of small teeth. Dentary teeth composed of 4 - 6 short recurved and spaced canines interspersed with much smaller teeth in one row. Vomer with cluster of small teeth in broadly V-shaped patch. Palatine teeth all small, in an elongated lens - shaped band. Body scales large, ctenoid, covering most of body; scales absent on top of head, snout, subor bital region, jaws, gular and branchiostegal membranes, interopercle bone, and in larger specimens, broad outer margin of preopercle, a narrow area behind orbit, and lower margin Of subopercle. No scales on dorsal and anal fins, but small scales present at bases of pectoral, pelvic, and caudal fins. First 4 - 6 spines of dorsal fin graduated, the spines following subequal; the segmented rays Slightly higher, forming a Slight notch in profile of dorsal fin. Anal-fin spines graduated, the first less than half length of second and third spines; segmented rays longer than spines, the last three or four segmented rays longest. Pectoral fin broad-based, its origin slightly behind that of pelvic fin and about on same vertical as origin of dorsal fin, its distal tip extending close to or over origin of anal fin. Tip of second pelvic-fin ray developed into a Short filamentous streamer. Caudal fin lunate, upper caudal lobe with a Short filamentous streamer and longer than lower lobe. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Download or read book Frogs of the United States and Canada 2 vol Set written by C. Kenneth Dodd and published by JHU Press. This book was released on 2013-06 with total page 1026 pages. Available in PDF, EPUB and Kindle. Book excerpt: Full species accounts for all frogs north of Mexico make this the amphibian book of the decade. Winner of the Wildlife Society Outstanding Edited Book of the Wildlife Society, ALA Award for Outstanding Reference of the American Library Association, CHOICE Outstanding Academic Title of the Choice ACRL With many frog populations declining or disappearing and developmental malformations and disease afflicting others, scientists, conservationists, and concerned citizens need up-to-date, accurate information. Frogs of the United States and Canada is a comprehensive resource for those trying to protect amphibians as well as for researchers and wildlife managers who study biodiversity. From acrobatic tree frogs to terrestrial toads, C. Kenneth Dodd Jr. offers an unparalleled synthesis of the biology, behavior, and conservation of frogs in North America. This two-volume, fully referenced resource provides color photographs and range maps for 106 native and nonindigenous species and includes detailed information on - past and present distribution - life history and demography - reproduction and diet - landscape ecology and evolution - diseases, parasites, and threats from toxic substances - conservation and management
Download or read book Proceedings of the California Academy of Natural Sciences written by and published by . This book was released on 1863 with total page 644 pages. Available in PDF, EPUB and Kindle. Book excerpt:
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Download or read book Proceedings of the Academy of Natural Sciences written by Academy of Natural Sciences (Philadelphia, Pa.) and published by . This book was released on 1865 with total page 326 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Bibliography of North American Geology for 1918 with Subject Index written by John Milton Nickles and published by . This book was released on 1919 with total page 148 pages. Available in PDF, EPUB and Kindle. Book excerpt:
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Download or read book Bibliography of North American Geology for 1915 with Subject Index written by John Milton Nickles and published by . This book was released on 1916 with total page 156 pages. Available in PDF, EPUB and Kindle. Book excerpt:
