We strive to deliver the best value to our customers and ensure complete satisfaction for all our textbook rentals.
You can return your online books for any reason within our refund period – no questions asked.
Every order is available for express shipping, and return shipping is always free.
You'll be happy with the quality of your books (or we'll ship you another one on our dime).
You can extend your rental up to 14 days – at the same cheap daily rental rate.
If you decide to keep the book it will never cost more than the purchase price.
As always, you have access to over 5 million titles. Plus, you can choose from 5 rental periods, so you only pay for what you’ll use. And if you ever run into trouble, our top-notch U.S. based Customer Service team is ready to help by email, chat or phone.
Supplemental materials are not guaranteed for used textbooks or rentals (access codes, DVDs, workbooks).
Pennak's Freshwater Invertebrates of the United States: Porifera to Crustacea, 4th Edition
by:Douglas Grant Smith
Need-to-know information on the classification and identification of aquatic invertebratesThis Fourth Edition of the standard reference used by generations of professionals and students is the source for authoritative information on the natural history, ecology, and taxonomy of free-living American freshwater invertebrates. Completely revised and updated,...
Need-to-know information on the classification and identification of aquatic invertebratesThis Fourth Edition of the standard reference used by generations of professionals and students is the source for authoritative information on the natural history, ecology, and taxonomy of free-living American freshwater invertebrates. Completely revised and updated, this professional field guide features a wealth of new knowledge on invertebrate animal phyla covered in the previous edition as well as fully modified sections on the preparation of materials.Other important features of Pennak's Freshwater Invertebrates of the United States, Fourth Edition include:* Current taxonomical arrangements of all freshwater invertebrate animals, excluding insects* Improved graphical treatments and keys to identification, several provided 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 two phyla, with frequent references to speciesPennak's Freshwater Invertebrates of the United States, Fourth Edition is an indispensable resource for biologists, ecologists, graduate students, and anyone who needs to acquire the thorough knowledge of aquatic invertebrates that is essential to understanding the community structure of freshwater environments.
WHAT'S BONUS TIME?
Normally, new semester rental orders are exactly 125 days.
With “Bonus Time” you can order early and get a FREE extension until 12/19*.
It’s our little way of rewarding you early renters for planning ahead.
But do hurry. The “Bonus Time” offer runs out on 8/8 (11PM PST).
* It can take up to 24 hours for the extension to appear in your account after you receive your textbooks.
Since launching the first textbook rental site in 2006, BookRenter has never wavered from our mission to make education more affordable for all students. Every day, we focus on delivering students the best prices, the most flexible options, and the best service on earth. On March 13, 2012 BookRenter.com, Inc. formally changed its name to Rafter, Inc. We are still the same company and the same people, only our corporate name has changed.