318 



TRANS. OF THE ACAD. OP SCIENCE. 



Section on Missouri River (continued). 



135 



136 



137 

 138 

 139 



140 

 141 



Thick- 

 ness, 

 ft. in. 



16 

 16 

 10 

 2 6 



5 



1 6 



6—1' 



142 20 



143 13 



144 



145 



146 



147 

 148 



149 

 150 



151 3 

 15213 



25 



5+ 

 5 



997 



1013 

 1029 



1039 

 1041 



1046 

 1048 



1068 

 1081 



1106 



1111 



1116 



1132 

 1133 



1138 

 1144 



1147 

 1160 



Description. 



Localities. 



Brownish-gray limestone ; weath- 

 ers brown; contains Sp. camera- 

 tus. 



7 — 1' dark shale, slightly bituminous. 

 3 — 3' gray limestone, abounding in Fit- 

 sulina. The lower 2' is generally 

 a dark ash and quite brittle ; it 

 abounds in fossils, including Pr. 

 tubulospinus, Pr. gigantissimus, Al- 

 lorisma, Edmondia Haivnii, Pinna, 

 Nautilus nodoso-dorsatus, Bryozoa, 

 Or. umbraculum, Pr. eequicostatus , 

 Chonetes, &c. 

 Brownish calcareous sandstone ; has a 

 green tinge; contains Myalina, and Or. 

 umbraculum. 

 Sandy shales. 



Sandstone ; at one place is 38' thick. 

 Sandy shales. 



2i' to 10' dark brownish-gray silicious 

 limestone; is sometimes Oolitic; often 

 abounds in fossils ; Pr. tubulospinus and 

 Pr. gigantissimus are the most com- 

 mon. 

 Shales. 



Calcareous sandstone, fossiliferous ; con- 

 tains Bellerophon Urii, a trilobite, and 

 several species of univalves. 

 Sandy shales. 



Irregularly bedded gray limestone, dark 

 colored towards the lower part, and 

 contains a small Productus, Goniatite, 

 &c. 

 Slope, probably shales ; at Parkville it 

 is 38', a few miles above it is 20', and 

 25' to base of No. 145. 

 Shales. 



Tolerably fine-grained limestone, ashy- 

 gray or dark bluish-ash ; abounds in 

 fossils, the principal of which are Pr. 

 gigantissimus, Pr. tubulospinus, Pr. cos- 

 tatus, Pr. Rogersii, Orthisina Missourien- 

 sis, Or. robusta, Spirifer cameratus, Bry- 

 ozoa, and Pr. punctatus. 

 Shales ; some beds are purple. 

 Coarse greenish-gray limestone, full of 



crinoid stems and remains of fossils. 

 Shales. 



Greenish-drab limestone, fine-grained 

 and closely crystalline ; contains a 

 coral resembling a Cyathophyllum. 

 Shales. 



Mostly a light colored fleshy-drab, fine- 

 grained silicious limestone, somewhat 

 resembling lithographic limestone, 

 with beds of bun" hornstone often with 



Union Mills, 

 & Ringgold, 

 in Platte Co. 



Liberty, and 

 5 ms. above 

 Parkville, & 

 on Todd's 

 Creek. 



At Parkville, 

 and \ a mile 

 east of Lib- 

 erty. 



Parkville, & 

 bluffs below 

 for 6 miles. 



