159 Devonian of Southern Indiana 31 



Shelly sandstone 8 ft. 



Limestone 20 in. 



Grey sandy shale 10 ft. 



Limestone and shale 18 ft. 



Covered (mostly shale?) 60 ft. 



Blue clay shale 10 ft. 



Iron ore concretions 4 in. 



Black shale 10 ft. 



No fossils were seen in the blue clay shale of the above sedtion 

 except Crinoid stems. 



Riley's, Kentucky. 



The Lower Silurian limestone outcrops about one hundred 

 yards northwest of the station with a dip of 10° — 15° toward the 

 southwest. The Black shale is exposed in the cut at the station. 

 A short distance northwest of this it was found resting uncon- 

 formably on rocks which are probably of Niagara age, though 

 no fossils were found by which to settle this point. 



Station 28 B. — Just south of the station in the sandy shales at 

 the top of the hill the following species were collected about 

 ninety feet above the Black shale: 



Camarotoechia sappho r, Chonetes illinoisensis a, Cypricardinia 

 sp. c, Hemipronites crenistria c, Macrodon nexvarkensis f r, Pal- 

 ceoneilo bedfordensis r, Produflus burlingtonensis c, ProduHus sem- 

 ireticulatiis c, Produflus slmmardiamis a, ProduFftis piinflatus r, 

 Schizophoria sp. r, Spirifer sp. r, Spirifer mario7ie?isis r, Spirijcr 

 subelliptica c, Streblopteria sp. r, Syringothyrh texta r. 



Parksville, Kentucky. 



About three-quarters of a mile west of Parksville the Black 



