o 926 General Notes. 
hornless ; and Dihoplus, horned. 
In Cænopus one of the premolars—the second—has the 
nocerotic structure, in the two species known. In distingui 
ing this genus I rely on the structure of the superior pren 
- rather than on that of the anterior foot. Iam not able t 
stantiate my statement that there are but three digits in 
manus of C. mitis, and Scott finds four in that of C. occident 
—E£. D. Cope. 
arsh on New Fossil Mammalia.?—About three weeks alter 
genus under the name of Brontops. This genus, 
stand between Menodus and Symborodon. Symboroa” 
noceras Cope next appears under the name “ Menops vat" 
The generic character as given does not differ from yy 
“Brontops,” and the species is undescribed. The Mat 
platyceras S. & O. next appears as “ Titanops ami : 
no description is given for either genus or species. the 
species is referred to the same genus, and a few n 
acters are barely referred to. Finally, another new = 
species are named, but most insufficiently described, 
figure is given. is praise 
The publication of pictorial scientific papers 1S ae 
but something more than pictures is necessary to mat 
scientific. And if one does not examine the east rer 
” Mem. Acad. Imp- : 
* Brandt, “ Tentamen Synopsis Rhinocerotidum. 
St. Petersburg, 1879, vol. ar 48. ican , 
2“ Notice of New Fossil Mammals;” by Ô. C. Marsh. Ame 
ence and Arts, 1877, October, p. 323. ; oo 
