RMRGH4C2–. Bulletin of the Department of Geology. Geology. UNIVERSITY OF CALIFORNIA PUBLICATIONS BULLETIN OF THE DEPARTMENT OF GEOLOGY Vol. 10, No. 8, pp. 111-127, 21 text-figures 1 , d December 23 1916 Vol. 10, No. 9, pp. 129-135, 3 text-figures / lssuea uecemDer iyi° MAMMALIAN REMAINS FROM THE CHANAC FORMATION OF THE TEJON HILLS, CALIFORNIA. MAMMALIAN REMAINS FROM A LATE TERTIARY FORMATION AT IRONSIDE, OREGON BY JOHN C. MERRIAM UNIVERSITY OF CALIFORNIA PRESS BERKELEY. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloratio
RF2M8M3XP–Clouds hover on the verdant hilltops near Ironside in Oregon, USA
RMRGH478–. Bulletin of the Department of Geology. Geology. 134 University of California Publications in Geology [Vol. 10 TETRABELODON ?, sp. A single lower cheek-tooth (no. 22883, fig. 3) found by Mr. Elmer Molthan one quarter of a mile south of locality 3037 near Ironside, Oregon, represents a large mastodontine form presumably from the same formation and from approximately the same horizon as the teeth. Fig. 3. Tetrabelodon?, sp. Lower cheek-tooth, no. 22883, natural size. Outer and occlusal views. From late Tertiary beds near Ironside, Oregon. described as Hipparion anthonyi. The low conical tubercl
RM2F1RF8A–Ironside, Oregon, map 1964, 1:62500, United States of America by Timeless Maps, data U.S. Geological Survey
RMRGH47P–. Bulletin of the Department of Geology. Geology. 132 University of California Publications in Geology [Vol. 10 metaconid-metastylid column and entoconid, and in greater complica- tion of its enamel folds. Of the Great Basin and Pacific Coast province equids Hipparion mohavense callodonte of the Ricardo Pliocene most nearly approaches the form from Ironside. In the West Coast Mery- Figs. la to l'1. Hipparion cmthonyi Merriam. P;, type specimen, no. 22351, natural size. Fig. la, occlusal view; fig. lb, outer view; fig. lc, inner view. From late Tertiary beds near Ironside, Oregon. Fig. 2. Hippa
RM2F1RF87–Ironside Mountain, Oregon, map 1908, 1:125000, United States of America by Timeless Maps, data U.S. Geological Survey
RMRHK5RA–. Biology of the Heteromyidae. Heteromyidae. prs 1 rnm hysd prsd hyd 1 I prd. end mtd Fig. 5. —Heteromyid crown pattern in Perog- nathusparvus, AMNH 33504. Ironside, Malheur Co., Oregon; Recent. 5 A. Upper right cheek teeth. 5B. Lower left cheek teeth. Blackened wear sur- faces tilt toward bottom of page, white toward top. Anterior is to the right. See Fig. 4 for ab- breviations. wear. The absence of lingual facets suggests that neither upper nor lower teeth were wid- ened by styles. Jimomys may be a geomyoid more primitive than any heteromyid or geo- myid. Most authors subscribe to the hypoth
RM2F1RF5H–Ironside Mountain, Oregon, map 1908, 1:125000, United States of America by Timeless Maps, data U.S. Geological Survey