Pechenik, Jan A. <br/><br/>
Biology of the invertebrates /  
Jan A. Pechenik. 
 - 4th ed. 
 - Boston :  McGraw-Hill,  2000 
 - xiv, 578 p.   ill. (some col.) ;  29 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/>Brief contents<br/>1 environmental considerations<br/>2  invertebrate classification<br/>3  the protozoans<br/>4  the poriferans and placozoans<br/>5  introduction to the hydrostatic skeleton<br/>6  the cnidarians<br/>7  the ctenophores<br/>8  the platyhelminthes<br/>9  possible flatworm relatives: the mesozoans<br/>10 the nemertines<br/>11 the rotifers and acanthocephalans<br/>12 the molluscs<br/>13 the annelids and sipunculans<br/>14 the arthropods<br/>15 two phyla of likely arthropod relatives: tardigrades and onychophorans<br/>16 the nematodes<br/>17 four phyla of likely nematode relatives: nematomorpha, priapulida, kinorhyncha, and loricifera <br/>18 five phyla of uncertain affiliation: myxozoa, gnathostomulida, gastrotricha, xenoturbella bocki, chaetognatha, and cyliophora<br/>19 the lophophorates (phoronids, brachiopods, bryozoans) and entoprocts<br/>20 the echinoderms<br/>21 the hemichordates<br/>22 the nonvertebrate chordates<br/>23 invertebrate reproduction and development—an overview<br/>Glossary<br/>Index<br/><br/><br/> 
<br/><br/><label>ISBN: </label>0070122040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates.
<br/><br/><label>Dewey Class. No.: </label>592  / P365