U. S. GEOLOGICAL SURVEY 



BULLETIN 61+ PLATE XXV 



A. LA BREA WING OF THE MUSEUM OF HISTORY, SCIENCE. AND ART AT LOS ANGELES. GAL. 



The restored forms, in order from front to rear, are the rr^astodon ( Mammut f';^«;i^^'^^.^>' ,f J^"^^ c^XnlciTs^^ 

 (Mylodori).ancientoxorbisori (Bos aritiquus).rnale and female.aridsaber-toothedt,ger(5nriilodon California 



In the case in front of the mastodon Is the only human skull yet found in the deposits. 



B. FOSSIL BONES IN ASPHALT DEPOSIT OF RANCHO LA BREA. NEAR LOS ANGELES, CAL. 



