The invertebrates v.4 echinodermata, the coelomate bilateria. - Hyman, Libbie Henrietta 1888- (New York McGraw-Hill, 1955)
[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.
Includes bibliographies.
Keywords: Invertebrates