CATALOGUE OF FOSSILS. 99 



152. Turbonilla (Chemnitzia) Coalvillensis Meek. Coalville, Utah, and 

 Hilliard Station, Wyoming. 



153. Gyrodes depressa Meek. Coalville, Utah. 



154. Fusus (Neptunea) Gabli Meek. Coalville, Utah. 



155. Fusus (Neptunea) Utahensis Meek. Coalville, Utah. 



156. Admetopsis gregaria Meek. Coalville, Utah. 



157. Baculites ovatus Say. Below "Wall Rock," basin of Red Creek, 

 Utah. Occurs most commonly in the Sulrjhur Creek Group. (See No. 110.) 



158. Scaphites f. Two miles northwestward from Salt Wells 



Station, Wyoming. 



POINT OF EOCKS GKOUP. 



159. Ostrea congesta Conrad. Near the base of the group, Coalville, 

 Utah. The species occurs most abundantly in the Sulphur Creek Group of 

 the Plateau Province ; but it has a wide geographical, as well as a great 

 stratigraphical, range. (See Nos. 96 and 200.) 



160. Ostrea - - f. Upper Kanab, Utah. 



161. Ostrea ?. Bear River Vallev, near Mellis Station, where 



*/ * 



it is associated with fresh and brackish water mollusks. 



162. Ostrea Coalvillensis Meek. Coalville, Utah. 



163. Ostrea insecura White. Two miles west of Point of Rocks, Wyo- 

 ming. Described 011 a following page. 



164. Anomia gryphorhynclms Meek. Two miles west of Point of Rocks, 

 Wyoming. 



165. Inoceramus f. Top of Aspen Mountain, but near the base 



of the group, Wyoming. The species is nearly like /. sagensis Owen, but 

 the specimens are too imperfect for specific identification. 



166. Inoceramus -f. Upper Kanab, Utah. It has the general 

 aspect of both I. Howelli and I. ' fragilis, but differs from both in essential 

 details. 



167. Inoceramus deforms Meek. Near the base of the group, Coalville, 

 Utah. This species is most common in the Sulphur Creek Group, but it 

 has a wide geographical, as well as a great vertical, range. (See Nos. 100 

 and 203.) 



