“I 
0, 
PALEONTOLOGY. 
M 
In CuHarGE oF J. L. WorTMAN. 
. Series of SkuLis of UrnTaTHEREs, showing their develop- 
ment in time. From the Eocene of the Bridger Basin, 
Wyoming. Collected by Messrs. Wortman and Peter- 
son, between 1893 and 1895. Also, from the Cope col- 
lection recently acquired by the Museum. 
. Two Skutts of a new and remarkable form of Titanother- 
ium. From the Miocene of Dakota. 
. SKELETON of Hyracuyus Acrarius, one of thé primitive 
Rhinoceroses. From the Eocene of the Bridger Basin, 
Wyoming. Mounted by Adam Herman. 
SKULL of an undescribed genus of ancient carnivores. From 
the Eocene of the Uinta Basin, Utah. Collected by 
Messrs. Wortman and Peterson, in 1895. 
. TEETH and ForerFoot of the earliest ancestor of the Dog 
family. From the Eocene of the Uinta Basin, Utah. 
Discovered by Mr. Peterson in 1895. 
SKULL of a Monkey, Hyopsodus, Leidy. From the Eocene 
of the Washakie Basin, Wyoming. Discovered by Dr. 
Wortman in 1895. 
Series of original restorations of extinct NortH AMERICAN 
Mammats. Drawn by Charles R. Knight, under the direc- 
tion of Prof. H. F. Osborn and Dr. J. L. Wortman. 
Nos. 1-7 exhibited by the Department of Vertebrate 
Paleontology Amer. Mus. Nat. Hist. 
. Eo6OrpDovIcIAN. Invertebrates from the Calciferous and 
Chazy formations of the Lake Champlain region. Col- 
lection of 1895. Exhibited by Gilbert van Ingen. 
Special features: 
a. Ophileta from Calciferous of Beekmantown, N.Y. 
6. Trzlobites from Calciferous of Fort Cassin, Vt. 
c. Chazy fossils from Ptattsburgh and Chazy, N. Y., 
and Highgate Springs and Basin Harbor, Vt. 
