ohlson ranch formation, pliocene, northwestern sonoma county, california; paleontology and correlation of the ohlson ranch formation. Univ. of California Pubs in Geology Vol. 36, No. 3 & 4
Higgins, Charles G. and Joseph H. Peck, Jr.
Berkeley:: Univ. of Calif. Press, 1960.. pp233-242 Very good (Item ID: 16877)
$15.00
