OF THE UPPER MISSOURI. 
133 
MINERALS AND GEOLOGICAL SPECIMENS, continued. 
100. 
BIuechertylimestone,with Spirifer lineatus, Black hills. 
138. 
Chertz rock (Burch stone), with crinoidal 
101. 
do. with Ehynconella Monnoni, 
do. 
columns, ...... 
Black hills. 
102. 
do. with Cyathophyllum, 
do. 
139. 
Saecbaroid gypsum, over No. 133, . 
Smoky Hill fork. 
103. 
do. with Zaphreniis, 
do. 
140. 
Monotis from No. 136, . . . . 
do. 
104. 
do. with Syringapora, . 
do. 
141. 
Blue limestone, porous, with fenestella. 
Big Blue. 
105. 
do. Porites, . 
do. . 
142. 
Cellular calcareous rock, .... 
Smoky Hill fork. 
106. 
Yellowish do. over No. 98, with Spirifer 
143. 
do. more compact, . 
do. 
rockymontana, 
do. 
144. 
do. with spherical cavities, 
do. 
107. 
do. do. with Spirifers 
145. 
do. more argillaceous, 
( Near Cotton- 
l wood creek. 
cameratus and lineatus, 
do. 
108. Cherty nodules in No. 98, 
do. 
Jurassic. 
109. 
Arragonite, in No. 98, 
do. 
146. 
Arenaceous limestone, light brown, with 
110. 
Coarse, granular limestone, with crinoidal 
Avicula tenuicostata, 
Black hills. 
columns, ...... 
Fort Laramie. 
147. 
do. bluish,overNo. 146,withHricwfa, do. 
111. 
Blue, compact, limestone, with Productus 
148. 
Ferruginous limestone, with Cypricardia, 
do. 
and Athyris subtilita, 
do. 
149. 
do. red, with Avicula, 
do. 
112. 
do. with corals, 
do. 
150. 
Yellow arenaceous limestone, with Serpula, 
do. 
do. 
( Warm spring 
113. do. with Spirifer lineatus, 
114. Yellowishchertylimestone,with Productus, \ . 
’ ( near Ft. Laramie. 
115. White limestone,with Near Ft. Laramie. 
116. Athyris subtilita , from No. 110, 
117. Panopcea, 
118. Allorisma, 
119. Productus, 
120. Spirifer canieratus, 
121. Athyris subtilita, 
122. Bellerophon, 
123. Chonetes,. 
124. Chcetetes,. 
Near Tecama,Neb. 
Bellevue, Neb. 
do. 
do. 
do. 
do. 
do. 
do. 
Permo-carboniferous and Permian. 
125. Arenaceous limestone,foliated with Bakevellia Black hills. 
126. Red sandstone, 
soft, 
very fine grain, under 
No. 125, 
. • . . . 
do. 
127. 
Pink sandstone 
over No. 126, . 
do. 
128. 
Limestone, No. 125, 
with Orthoceraiite, . 
do. 
129. 
do. 
with Bellerophon, 
do. 
130. 
do. 
with Pleurotomaria, . 
do. 
131. 
do. 
with Spirifer, . 
do. 
132. 
do. 
with Allorisma, 
Big Blue, K. 
133. Yellow magnesian limestone, with Nautilus, 
Monotis, Bakevellia, Myalina, Smoky Hill fork. 
134. do. compact, with Mylilus, . . { e ff Ne°b. 
135. Magnesian limestone, with Monotis ,. . Big Cottonwood. 
13G. do. with Avicida ,. . 12 m.W. Big Blue. 
137. Chertz rock,gray, witkAvicula and Myalina, Black hills. 
151. Limestone,bored with lithophagousmollusks, do. 
152. Red marl, over No. 141, containing snowy 
gypsum,.do. 
153. Snowy gypsum from No. 152, . . . do. 
154. Crystalline gypsum from seams in No. 152, do. 
155. Fibrous gypsum do. do. . . do. 
156. Blue compact limestone (freshwater), in 
No. 158, containing Unio nucalis and 
Planorbis, ...... do. 
157. Arenaceous limestone, same as No. 150, 
containing pentacrinus, with serpula and 
ostrea attached to surfaces, . . . do. 
158. Yellowishargillo arenaceouslimestone,with 
ostrea, Upper Jurassic, . . . do. 
159. Gray shell limestone,containing Ammonites, 
J?eZewiwi7es,&c.,interstratified withNo. 158, do. 
160. Snowy gypsum, with no stains, equivalent 
of No. 153, .... . Big Horn river. 
Gypsum, with crystals of selenite, . . do. 
Snowy gypsum.{ 
Cretaceous. 
Formation No. 1. 
163. Conglomerate and sandstone, with Unios,. Bad lands of Judith 
164. Conglomerate, ...... do. 
165. do. fine, with Melanias and Cyclas, do. 
166. Gray arenaceous limestone, with Melania 
and Helix, ...... do. 
167. Conglomerate, same as No. 165, . . do. 
161. 
162. 
