INDEX 



Fage Dumbers referring to descriptions of fossils are printed in black 

 face type. The superior figures tell the exact place on the page in ninths; 

 e. g. 168^ means page 168. beginning in the third ninth of the page, i. e. 

 about one third of the vray down. 



Actinopteria, 168^ 

 boydi, 126* 



muricata, 115\ iSr, 13.3^ 150'. 

 152-, 168^ 

 xVgelacrinites, 182^-98^ 



alleganius. 182^ 187", 1S8^ 189\ 



189^ 190\ 19(r\ 191% 192^ 

 beecheri, 183% j9r, 192% 195'- 



billingsi, 189\ 19r 

 - blalri, 188s 197% 198^ 

 bohemicus, 189^ 



buttsi, 183\ 189^, 190% 190«, 192% 

 196-98^ 

 explanation of plate, 225* 

 cincinnatiensis, 185% 189% 189% 



190-, 191% 196* 

 dicksoni, 189% 190% 191-, 191* 

 hamiltoneusis, 184^ 187% 188% 

 188% 189% 190% 190^, 190", 

 191% 191% 192% 193* 

 explanation of plate, 224^- 

 25* 

 holbrooki. 189^, 190% 191== 

 kaskaskiensis, 185% 18t)% 186", 

 186% 186% 186', 188*, 190-% 19r, 

 192' 

 lebouri, 191% 196« 

 legrandensis, 189% 190% 192% 



197^ 

 optatus, 192' 

 pileus, 190^ 

 rhenanus, 191- 

 sampsoni, 191% 192' 

 septem brachiatus, 190* 

 Bquamosus, 184% 188% 190S 191'. 

 19r, 192^ 



Agelacrinus. use of term, 184% 189" 

 Agelacystis, 187- 

 Ageladiscus, 187% 188*, 193* 

 Agoniatite limestone, 116°; stratig- 

 raphy. 117^.-19% fauna, 124'-25"; 

 conclusions regarding, 137* 

 Agoniatites expansus, 117% 120% 

 120% 121% 122*, 123% 123% 124^ 

 125%' 125% 137% 137^ 

 nodiferus, 122* 

 Alecto intlata, 12' 

 Ambocoelia, 122% 165^-66' 



nana, 132', 134*, 142% 143% 144% 

 145\ 145^ 146*, 146% 146% 

 147«, 148% ^48% 149^ 150% 

 152% 152^ 165% 165'-66^ 

 explanation of plate, 223^ 

 cf. nana, 125" 



praeumbona, 136% 137% 142* 

 umbonata, 135% 153% 153« 

 Ami. H. M., cited, Sr 

 Amnigenia, value as an indicator of 



fresh-water deposits, 199'-203'- 

 Amuigenia catskilleusis. 199*, 201% 

 202% 202^ 

 explanation of plate. 226' 

 jukesi. 202- 

 rhenana, 201*. 202' 

 Am pyx.' 10% 24% 48'-54', 65' 

 americanus, 50'^ 

 costatus, 51' 

 halli, 50* 



hastatus, 12% 41% 46\ 48*-54% 

 56% 97% 105' 

 explanation of plate, 210- 

 nasutus, 52* 

 normalls, 5(f 



