File:Image from page 615 of "Bulletin of the Department of Geology" (1902).jpg

Title: Bulletin of the Department of Geology Identifier: bulletinofde519061910univ Year: 1902 (1900s) Authors: University of California, Berkeley. Dept. of Geology Subjects: Geology Publisher: Berkeley : The University Press Contributing Library: Smithsonian Libraries Digitizing Sponsor: Biodiversity Heritage Library

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Text Appearing Before Image: 428 University of California Publications. [Geolouy from the head of Big Creek, Humboldt County, Nevada, except- ing possibly a more nearly square form; but it is reasonable to suppose that with more material the fossil form would show some distinct differences between it and the living species. Measurements Mj, anteroposterior diameter M„ transverse diameter Callospermophilus No. 12570 trepidus 1.9 mm. 1.5 mm. 1.9 2.3

Text Appearing After Image: 10 11 12 14 Fig. 8.—Citellus, sp. Portion of right mandible with ML. No. 12570, X 4. Figs. 9a and 9b.—Mylagaulus monodon. Left P4. No. 11572, X 1%. Fig. 9a, lateral view; fig. 9b, superior view. Figs. 10, a and b.—Mylagaulus monodon. Left P4. No. 11878, natural size. Fig. a, lateral view; fig. b, superior view. Figs. 11, a and b.—Mylagaulus pristinus. Eight P4. No. 12580, natural size. Fig. a, lateral view; fig. b, superior view. Figs. 12, a and b.—Mylagaulus pristinus. Left P4. No. 12579, natural size. Fig. a, lateral view; fig. b, superior view. Fig. 13.—Eucastor lecontei. P4. No. 11085, X 1%. Fig. ll.—Dipoides, sp. Left P4. No. 12536, X 1%.

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