sae Sia a vial g 
ae Sia ad 
Pree T eo aeey 
“ifero la striato- 
us types, such as Meekella as icuard hate 
- dlusive 
Review of Geinitz on the rocks and fossils of Nebraska. 387 
erly to the horizon of the rocks Dr. Hayden and I termed Per- 
mo-carboniferous in Kansas, or to the Coal-measures proper. Or, 
whether in case it is decided that we must draw an arbitrary 
e sy ede ; & K., from 
_ Cles scarcely distinguishable from Natica marve M. Vv. g Beige: 
E fhe Carbonifercns focks of Russia), and the same little Phllipsia 
nate by Prof. Geinitz from a. Towa, Dr. White h 
At other places in the same region ; esl] Thi 
ound in Gi limestones and other beds holding a still higher 
and many other Carbon- 
costata (Plicatula striato- 
| tatus, 
costata Cox), alina u : — 
Athyris ae and numerous Fusulina, with teeth of ae 
ing also well known that in Kansas, beds ntaining 9 sn ae ae mo ie 
containi 
: ‘niacin e 
sity and Carboniferous types of foslls alternate With Sg cot tra 
Position, nearly all of the above fossils, 
