TY  - GEN
AU  - Wells,Martin John
TI  - Lower animals
T2  - World university library
AV  - QL785.5.I5 W4
U1  - 592 
PY  - 1968///
CY  - London
PB  - Weidenfeld & Nicolson
KW  - Invertebrates Behavior
KW  - Invertebrates Physiology
N1  - Includes appendixes ; bibliography & index
ER  -