Granatocrinus norwoodi O. & S 11,275; 111,496*; V.473*; VII.350,359 



pisum M. & W V.470* 



projectus (M. & W.) 111,496+*, 498 (*?) 



( " )sayi Shum 11,274; V.469; VII.350 



shumardi M. & W 111,4981* 



Graphiocrinus de Koninck and LeHon 11,181,186; V.559; VIII.193 



dactylus Hall V.559* 



longicirrifer W. & Sp VIII.193* 



(?) planobrachiatus M. & W II, 241 



quatuordecim-brachialis Lyon 11,177 



spinibrachiatus (Hall) VIII, 193 



wachsmuthi (M. & W.) VIII, 193 



Graptodiotya Ulrich VIII.349, 393 



perelegans Ulr VIII.393 



Griffithides Portlock V.525 



bufo M. & W V.528* 



portlocki M. & W V,5*5* 



scitula M. & W V.612* 



" (?) sangamonensis M. & W V.615* 



Gymnolaemata Allman VIII, 333,367 



Gymnophidia 11,137 



Gypidula (?) comis Owen Ill, 429 



Gyracanthus Agassiz VII, 251 



" (?) cordatus St. J. & W VII, 251* 



Gyroceras de Koninck 111,446,459 



constrictum M. & W 111,446; VI, PL XXVII, fig. 2* 



gracile Hall 11,164 



logani Meek Ill, 447 



" (?) rockfordense M. & W Ill, 459* 



Gyromices ammonia Goeppert 11,462 



Hadrophyllum Edwards and Haime 111,420 



Harpacodus Agassiz : VI.348,354 



compactus St. J. & W VI, 355* 



( ' ' dentatus Ag.) VI.354 



occidentalis St. J. & W VL355* 



Hederella Hall VIII, 3(58 



Helicina occulta VIII, 15 



Helicopora Claypole VIII, 359, 396, 580 



( " archimediformis Claypole) VIII,580,P1. JLXIII.flg. 15* 



latispiralis Claypole VIII, 396,580 



Heliotrypa Ulrich VIII,366,404 



bifolia Ulrich VIII, 308t, 404 



Heliotrypid* Ulrich (provisional) VIII.366,404 



Helodus Agassiz 11,52,74,90,111; iv!359,365; VI.337; VII.64,124 



( " angularis N. & W.) VI, 346. 362 



angulatus N. & W 11,83* 



biformis N. & W 11,77*: VI, 419 



carbonarius N. & W 11,75* 



( " )compressus N. & W 11,78*; IV.360*; VI.287* 



coniculus N. & W II, 75* 



consolidate N. & W 11,87*; IV.360; VII.124 



crenulatus N. & W 11,82* 



dens-humanus N. & W 11,76* 



( " ) denticulatus N. & W 11,80,81*; VI.317,345 



( " )didymus Ag 11,75; VII.73 



elytra N. & W 11,78*; VII.95 



