TY  - GEN
AU  - Eldredge, Niles
AU  - Stanley, Steven M
TI  - Living fossils
T2  - Casebooks in Earth Sciences
SN  - 0387909575
U1  - 591.38 
PY  - 1984///
CY  - New York
PB  - Springer-Verlag
KW  - ZOOLOGY
ER  -