TY  - BOOK
AU  - Bradbury,J.Platt
AU  - Krebs,William N.
TI  - The Diatom genus Actinocyclus in the western United States
T2  - U.S. Geological Survey professional paper
AV  - QE955 .D53 1993
U1  - 561/.93 20
PY  - 1993///
CY  - Washington
PB  - U.S. GPO
KW  - Actinocyclus, Fossil
KW  - West (U.S.)
KW  - Local
KW  - Paleobotany
KW  - Miocene
N1  - Includes bibliographical references; A. Actinocyclus species from lacustrine Miocene deposits of the western United States / by J. Platt Bradbury and William N. Krebs -- B. Geologic ranges of lacustrine Actinocyclus species, western United States / by William N. Krebs and J. Platt Bradbry
ER  -