TY  - BOOK
AU  - Barrington,E.J.W.
TI  - The biology of Hemichordata and Protochordata / 
T2  - University reviews in biology
AV  - QL610 .B3
U1  - 596 19
PY  - 1965///]
CY  - San Francisco
PB  - W. H. Freeman
KW  - Hemichordata
KW  - Tunicata
KW  - Amphioxus
ER  -