Guide to invertebrate animals /
Webb, Joseph Ernest.
Guide to invertebrate animals / J.E. Webb, J.A. Wallwork, J.H. Elgood. - 2nd ed. - London : Macmillan, c1975 [reprinted 1981]. - 305 p. : ill. ; 22 cm.
Includes index.
0333247450 (pbk)
Invertebrates--Classification.
592.012 / WEG 1981
Guide to invertebrate animals / J.E. Webb, J.A. Wallwork, J.H. Elgood. - 2nd ed. - London : Macmillan, c1975 [reprinted 1981]. - 305 p. : ill. ; 22 cm.
Includes index.
0333247450 (pbk)
Invertebrates--Classification.
592.012 / WEG 1981