Smaller coelomate groups : Chaetognatha, Hemichordata, Pogonophora, Phoronida, Ectoprocta, Brachipoda, Sipunculida, the coelomate Bilateria /
Hyman, Libbie Henrietta.
Smaller coelomate groups : Chaetognatha, Hemichordata, Pogonophora, Phoronida, Ectoprocta, Brachipoda, Sipunculida, the coelomate Bilateria / by Libbie Henrietta Hyman. - New York : McGraw-Hill, 1959. - VIII, 783 p. : ill. ; 24 cm. - The invertebrates; V McGraw-Hill Pubblications in the zoological sciences .
Smaller coelomate groups : Chaetognatha, Hemichordata, Pogonophora, Phoronida, Ectoprocta, Brachipoda, Sipunculida, the coelomate Bilateria / by Libbie Henrietta Hyman. - New York : McGraw-Hill, 1959. - VIII, 783 p. : ill. ; 24 cm. - The invertebrates; V McGraw-Hill Pubblications in the zoological sciences .