INDEX 427 



PAGE 



Callavia burri Walcott, compared with Callavia perfecta 315 



crosbyi Walcott, compared with Callavia perfecta 315 



eucharis Walcott, new species described 315 



figured, pi. 53, fig. 1 324 



compared with Callavia perfecta 315 



listed in stratigraphic section 339 



resemblance to Mesonacidse 315 



perfecta Walcott, new species described 315 



figured, pi. 53, figs. 3-5 324 



compared with Callavia crosbyi, C. burri, and C. eucJiaris . . . 315 



listed in stratigraphic section 339 



Caiman, W. T., classification of, used 153 



Calvinella Walcott, new genus described 388 



compared with Anomocare 388 



Dikelocephalns 388 



Osceolia 348, 385 



Saiikia 348, 375 



Saukia leucosia 388 



genotype Dikelocephalus spiniger Hall 389 



geographic distribution 389 



locality and association of genus discussed 362 



referred to Dikelocephalinre 348 



stratigraphic range 389 



newtonensis (Weller), described 389 



figured, pi. 70, figs. 7-11, iia 412 



compared with Calvinella ozarkensis 389, 390 



from the Kittatinny limestone 362 



formation and locality 389 



in synonymy 389 



listed from locality lie 362 



ozarkensis Walcott, new species described 389 



figured, pi. 70, figs. 1-6. .. 412 



association of, in Missouri 359 



compared with Calvinella nez^ioncnsis 3S9, 390 



formation and locality 390 



from the Eminence fauna 362 



spiniger (Hall), described 390 



figured, pi. 68, figs. 11-23, 23a 408 



at horizon of St. Lawrence fauna 356 



compared with Anomocare 391 



Calvinella tenuisculpta 391 



Saukia leucosia 391 



formation and locality 390 



in synonymy 390 



known only from St. Lawrence fauna 362 



listed from St. Lawrence fauna 356 



tenuisculpta Walcott, new species described 391 



figured, pi. 64, figs. 7, 7a 400 



compared with Calvinella spiniger 391 



from lower Pogonip limestone of Nevada 359, 362 



