DIVISION OF VERTEBRATE PALEONTOLOGY — GILMORE 367 



tracks from the Mesa Verde, Upper Cretaceous, Clear Creek, Utah, 

 were transferred by the United States Geological Survey. 



A collection of Pleistocene mannnals from INIelbourne, Fla., was 

 presented by Charles P. Singleton. It included the skull and mucli 

 of the skeleton of a mastodon. A small collection of mammalian 

 fossils from Chihuahua, Mexico, was presented by Mrs. Bruce D. 

 Brown. Three well-preserved turtles from the Upper Cretaceous, 

 Kirtland of New Mexico were received in exchange with Ward's 

 Natural Science Establishment. 



The collection of fossil cetaceans was materially enriched by two 

 .sperm-whale skulls, the type of Aulophysetei' morrlcei (Kellogg, R., 

 Carnegie Inst. Washington Publ. 846, pp. 1-43, pis. 1-9, 1927) from 

 the Temblor, Miocene of California, presented by Charles Morrice, 

 and the type skull of Xenorophus sloanii (Kellogg, R., Smithsonian 

 Misc. Coll., vol. 76, No. 7, pp. 1-7, pis. 1, 2, 1923) from the Oligocene 

 of South Carolina was presented by Earle Sloan. 



A collection of fishes from the Lompoc, Upper Miocene, of Cali- 

 fornia w^as presented by David Starr Jordan. Skull and lower jaws 

 of Equus Imnhei from the Pleistocene of Alaska were purchased. 



Plaster casts of the type skulls of Batrachosiwhus hroioni, Dlcynodon 

 kolhei, and Sti'ufhiocephalus whaitsi were received in exchange with the 

 South African Museum. Casts of the types of Andrewsarchiis and 

 Proani'phicyon were received in exchange with the American Museum 

 of Natural History. 



1926 



A large collection of fossil tracks from the Coconino, Hermit, and 

 Supai formations of the Grand Canyon was made for the Museum by 

 ('harles W. Gilmore (Gilmore, C. W., Smithsonian Misc. Coll., vol. 80, 

 No. 3, pp. 1-78, pis. 1-21, 1927) . Additional footprint material from 

 the Triassic of New Jersey was received in exchange with Princeton 

 University. 



A collection of 38 species of Pleistocene mammals made by James W. 

 Gidley from Melbourne, Fla., including a crushed human skull found 

 intermingled with the animal remains, gave important evidence of their 

 contemporaneity (Loomis, F. B., Nat. Hist., vol. 26, pp. 260-262, 1926) . 

 He also made a small collection of Pleistocene mammal remains from 

 Long Horn Spring, Okla. 



A further collection of cetacean remains from the Calvert, Miocene 

 of Chesapeake Bay region was made by Remington Kellogg and 

 Noi-man H. Boss. Two specimens of a well-preserved skeleton of 

 Priscodelphinus atropius and a fine skull and partial skeleton of a 

 smaller porpoise are deserving of special mention. 



A partial skeleton of a long-snouted crocodilian from the Green 

 River shales of Colorado was presented by Prof. O. M. Ball. Addi- 



