132 GENERAL INDEX. 



Porocrinus Billings IJI > 329 



conicus Bill 111,331 



crassus M. & W III,330t* 



' ' pentagomis M. & W HI> 332* 



Portlockia McCoy in, 449 



rana (Green) 111,449 



Posidonomya (?) rhomboidea Hall. 111,355 



Poteriocrinidse VIII, 193 



Poterioerinus Miller : 11,176,179,185,237; 111,484,515; 



V, 405, 410, 490, 533, 561; VI, 516, 526; VII.269; VIII,86,193. 



seaualis (Hall) VII.282 



" arachniformis Worthen VII, 281* 



asper Worthen VII, 278* 



asperatus Worthen VII, 280* 



bayensis M. & W < V.550* 



bisselli Worthen V.546* 



briareus Worthen VII,279* 



buffaloensis Worthen VIII, 89* 



burketi Worthen VII.270* 



bursiformis White V,433 



calyculatus HaU 111,485 



capillaris (PhilL) 11,182 



carinatus M. & W III,486t* 



claytonensis Worthen VII, 288* 



clytis Worthen VII,294*,301 



columbiensis Worthen VII,293*,295 



concinnus M. & W V.490; VII.284 



coreyi Worthen VI, 516*,519 



coxanus Worthen : VII, 269* 



cultidactylus Hall VII.301* 



dilatatus HaU (?) V, PI. iv, fig. 7* 



( " Jegertoni Phill 11,270 



elsahensis Worthen VIII, 88* 



( " J.enorinis M. & W 111,481* 



f ountainensis Worthen VII, 286* 



goniodactylus Phill II, 182 



' ' hamiltonensis Worthen VII, 273* 



' ' hardinensis Worthen V, 533* 



( " ) hemisphsericus Shum . V.561 



hoveyi Worthen VI.516* 



illinoiensis Worthen VII,2<J9* 



. " indianensis M. & W '...III,515t*; VI.517 



internodius (HaU) VII.286,294 



iowensis Worthen VII, 272 



kaskaskiensis Worthen VII, 300* 



lasaUensis Worthen VI, 526* 



latidactylus Worthen VII, 275, 



( " longidactylus Shum.) 11,181 



macoupinensis Worthen V, 561* 



mammif ormis Worthen VIII, 91* 



minutus Koemer II, 182 



missourienses Shum 11,181,184; VI, PI. xxxi.fig. 7* 



nauvooensis Worthen VII, 282* 



nodobasalis Worthen VIII.89* 



obuncus White V,412 



