TY  - BOOK
AU  - Barrington,E.J.W.
TI  - The biology of Hemichordata and Protochordata
T2  - University reviews in biology
U1  - 593.9 23
PY  - 1965///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Hemichordata
KW  - Tunicata
KW  - Amphioxus
N1  - Bibliography and index
ER  -