.245
a	Systematics of lower and lower middle devonian species of the trilobite phacops emmrich in North America/ by Niles Eldredge
h	Book
.100
a	ELDREDGE, Niles
.005
a	20071207103625
.260
a	New York
b	The American Museum of natural history
c	1973
.084
a	565.393 ELD
.300
a	287-337 hlm.: gamb
b	26 cm.
c	287-337 hlm.: gamb; 26 cm.
.336
a	Book