TY  - BOOK
AU  - Clarkson,Evan N.K.
TI  - Invertebrate palacontology and evolution
SN  - 0412479907 :
U1  - 562 
PY  - 1997///
CY  - London
PB  - Chapman and Hall
KW  - Invertebrates, Fossil
N1  - Includes bibliographical references and index
ER  -