Freshwater Planarians (Turbellaria) of North America

Freshwater Planarians (Turbellaria) of North America PDF Author: Roman Kenk
Publisher:
ISBN:
Category : Turbellaria
Languages : en
Pages : 108

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Freshwater Planarians (Turbellaria) of North America

Freshwater Planarians (Turbellaria) of North America PDF Author: Roman Kenk
Publisher:
ISBN:
Category : Turbellaria
Languages : en
Pages : 108

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Revised List of the North American Freshwater Planarians (Platyhelminthes, Tricladida, Paludicola)

Revised List of the North American Freshwater Planarians (Platyhelminthes, Tricladida, Paludicola) PDF Author: Roman Kenk
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 20

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Biota of Freshwater Ecosystems: Freshwater planarians (Turbellaria) of North America

Biota of Freshwater Ecosystems: Freshwater planarians (Turbellaria) of North America PDF Author:
Publisher:
ISBN:
Category : Freshwater animals
Languages : en
Pages : 106

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Water Pollution Control Research Series 18050 ELD 02/72/

Water Pollution Control Research Series 18050 ELD 02/72/ PDF Author: United States. Environmental Protection Agency
Publisher:
ISBN:
Category :
Languages : en
Pages : 104

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Monthly Catalog of United States Government Publications

Monthly Catalog of United States Government Publications PDF Author: United States. Superintendent of Documents
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages :

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February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index

Bulletin

Bulletin PDF Author: United States National Museum
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 88

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Pennak's Freshwater Invertebrates of the United States

Pennak's Freshwater Invertebrates of the United States PDF Author: Douglas Grant Smith
Publisher: John Wiley & Sons
ISBN: 9780471358374
Category : Science
Languages : en
Pages : 672

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Book Description
Need-to-know information on the classification and identificationof aquatic invertebrates This Fourth Edition of the standard reference used by generationsof professionals and students is the source for authoritativeinformation on the natural history, ecology, and taxonomy offree-living American freshwater invertebrates. Completely revisedand updated, this professional field guide features a wealth of newknowledge on invertebrate animal phyla covered in the previousedition as well as fully modified sections on the preparation ofmaterials. Other important features of Pennak's Freshwater Invertebrates ofthe United States, Fourth Edition include: * Current taxonomical arrangements of all freshwater invertebrateanimals, excluding insects * Improved graphical treatments and keys to identification, severalprovided by specialists * Photographs and color plates to aid identification * More than 300 line drawings, many new to this edition * Taxonomic keys carried uniformly to genus level in all but twophyla, with frequent references to species Pennak's Freshwater Invertebrates of the United States, FourthEdition is an indispensable resource for biologists, ecologists,graduate students, and anyone who needs to acquire the thoroughknowledge of aquatic invertebrates that is essential tounderstanding the community structure of freshwater environments.

Smithsonian Contributions to Zoology

Smithsonian Contributions to Zoology PDF Author:
Publisher:
ISBN:
Category : Zoology
Languages : en
Pages : 252

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The Avifauna of the Cayerias of Southern Cuba, with the Ornithological Results of the Paul Bartsch Expedition of 1930

The Avifauna of the Cayerias of Southern Cuba, with the Ornithological Results of the Paul Bartsch Expedition of 1930 PDF Author: Donald Ray Davis
Publisher:
ISBN:
Category : Birds
Languages : en
Pages : 498

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Caves of Southeastern Pennsylvania

Caves of Southeastern Pennsylvania PDF Author:
Publisher:
ISBN:
Category : Caves
Languages : en
Pages : 372

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