ERRATA. Ill 



PAGE. LINE. 



110 5 Add 1867. 



112 3 From bottom, read W. J. Davis. 



113 4 Read 'oetiustus. 

 113 5 Add 1867. 



120 23 Read 27 and 28. 



124 23 Add vol. I, part 2. 



126 Add to references of S. oweni ; Spirifer oweni. Hall. 10th 



Rep. State Cab. Nat. Hist., p. 129, 1859. 



128 5 Read p. 132. 



129 11 Read Hall & Whitneld. 



13 Read 1872. 



14 Read 1875. 

 132 4 Read 1867. 



7 From bottom, add p. 181, 



135 25 Add 1867. 



136 3 Read p. 168. 



4 Read 14th Report, 1861. 



138 Under Zygospira TcentucJdensis add ; Zygospira modesta, 



var, IcentucMensis, James. The Palaeontologist, p. 7, 



1878. 

 143 15 Read 1857. 



16 Add vol. 1, part 2, and read 1858. 



145 6 From bottom, read 1867. 



147 15 Read 1857. Add to references StropJiodonta perplana, Hall. 



Pal. New York, vol. 4, pp. 92, 98-101, 1867. 

 151 5 From bottom, after Leptocoelia add Leptocoelia concava, 



Hall. JOth Report, Reg. State Cab. Nat. Hist., p. 107, 



1857. Leptocoelia, Hall, 12th Rept. State Cab. Nat. 



Hist., p. 32, 1859. 



156 4 From bottom, read Tentaculities, 1879. 



157 5 From bottom, read 1879. 



158 6 From bottom, read 24th. 



159 Under Bucania, add Pal. of New York, vol. 1, p. 32. 

 161 21 Read 1879. 



163 7 From bottom, read 1879. 



165 4 Read p. 32. 

 6 Read 1879. 



166 7 From bottom, read 1879. 



167 16 Read 1879. 



168 5 Read 1879. 



