Hyman, Libbie Henrietta, <br/><br/>
The invertebrates: Platyhelminthes and Rhynchocoda;the acoelomate bilateria Vol II/ 
by Libbie Henrietta Hyman 
 - 1st ed. 
 - New York,  : McGraw-Hill,  , 1940- 
 - v.  illus. 
 - McGraw-Hill publications in the zoological sciences .
<br/><br/> Vol. 6-   has series: McGraw-Hill in the invertebrates.  Vol. 4-   lack edition statement. 
<br/><br/>Includes bibliographies. 
<br/><br/>[v. 1.] Protozoa through Ctenophora.--v. 2. Platyhelminthes and Rhynchocoela, the acoelomate Bilateria.--v. 3. Acanthocephala, Aschelminthes, and Entoprocta, the pseudocoelomate Bilateria.--v. 4. Echinodermata, the coelomate Bilateria.--v. 5. Smaller coelomate groups.--v. 6. Mollusca I. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates.
<br/><br/><label>Dewey Class. No.: </label>592 HYM/I.2