The Oxford book of invertebrates:
Whiteley, Derek, 1930-
The Oxford book of invertebrates: protozoa, sponges, coelenterates, worms, molluscs, echinoderms, and arthropods (other than insects); illustrations by Derek Whiteley; text by David Nichols and John A. L. Cooke. - London, Oxford University Press, 1971. - viii, 218 p.; col. illus. 25 cm.
Bibliography: p. 210.
019910008X
76871175
B71-22079
Invertebrates.
QL362 / .W46
592
The Oxford book of invertebrates: protozoa, sponges, coelenterates, worms, molluscs, echinoderms, and arthropods (other than insects); illustrations by Derek Whiteley; text by David Nichols and John A. L. Cooke. - London, Oxford University Press, 1971. - viii, 218 p.; col. illus. 25 cm.
Bibliography: p. 210.
019910008X
76871175
B71-22079
Invertebrates.
QL362 / .W46
592