TY  - BOOK
AU  - Ward,Peter Douglas
TI  - On Methuselah's trail: living fossils and the great extinctions 
SN  - 0716722038
AV  - QL88.5 .W37 1991
U1  - 591.3/8 20
PY  - 1992///
CY  - New York
PB  - W.H. Freeman
KW  - Living fossils
KW  - Extinction (Biology)
N1  - Includes bibliographical references and index
ER  -