INDEX 439 



Dikcloccphalus — Continued. page 



miiinesotoisis Owen, described 369 



figured, pi. 60, figs. 1-8 392 



pi. 61, figs. 1-7 394 



pi. 62, figs. 4-6 396 



pi. 66, fig. I 404 



as now restricted 360 



compared with Dikcloccphalus ? dalyi 367 



Dikcloccphalus hartti 274 . 



Dikcloccphalus ? limbatus 369 



Dikcloccphalus tcxanus 2>7^ 



Dikcloccphalus vanhornci 373 



Dikcloccphalus sp. undt. (footnote) 391 



Saukia 370 



comparison of size with Saukia 374 



doubtful identifications 370 



earliest illustrations of 365 



form of dorsal shield possibly like that of Saukia crassimar- 



ginatus 347 



formation and locality 370 



fragments of, associated with Saukia pcpiucnsis 370 



genotype of Dikcloccphalus 364 



greatest development of 356 



in association with Saukia pcpiucnsis 381 



in synonymy 369 



listed from localities 85, 86, and 113 360 



from locality 78b 361 



with description of genus 367 



with St. Lawrence fauna 356 



size of, discussed 364 



species named by Owen in 1852 365 



minnesotcnsis var. Walcott, described 371 



figured, pi. 61, fig. 4 394 



compared with Dikcloccplialus niiiuicsotciisis 371 



formation and locality 371 



listed with description of genus 367 



misa Hall, referred to genus Conokcphalina 387 



(= Conokcphalina) , species referred by Hall 365 



compared with Dikcloccphalus tribuHs 274 



multicinctus Hall and Whitfield (=Apatokcphahis ?) 366 



ncwtonensis Weller, from " Kittatinny " limestone 255 



osceola Hall, genotype of Osccolia 385 



(^ Osccolia), species referred by Hall 365 



referred to a new genus 347 



to new genus Osccolia 387 



owcni (= Anoniocare), species referred by Billings 365 



pepincnsis, species named by Owen in 1852 365 



planifrons (= Anomocare) , species referred by Billings 365 



f sinensis Bergeron (=Stephanocare ? sinensis (Bergeron)), for- 

 mer and present generic reference 71 



