SMITHSONIAN MISCELLANEOUS COLLECTIONS \'OL. 5/ 



Osceolia — Continued. page 



osceola (Hall), described and discussed 386 



figured, pi. 68, figs. 4-10 408 



associated parts of 385 



association of 362 



with Illcenurns quadratns Hall 386 



formation and locality 386 



in synonymy- 386 



listed from locality 66 362 



from locality 70a 359 



from localities 78 and 78b 361 



from Jordan formation 355 



with St. Lawrence fauna 356 



Otusia sandhergi N. H. Winchell, listed from Franconia formation 357 



Owen, David Dale, Dikelocephalus niinnesotensis first illustrated by 365 



Owen's species, referred by Hall to Ptychaspis and Conocephalites 366 



Owenella antiquata (Whitfield), listed from locality 78 361 



listed from locality 85 360 



with St. Lawrence fauna 356 



cf. antiquata (Whitfield), listed from locality 78b '. 361 



vaticina (Hall), listed with St. Lawrence fauna 356 



listed from locality 113 360 



owcni, see Anomocarclla Conaspis, Conocephalites, Dikelocephalus, and 



Lingulclla. 

 osarkensis, see Calviiiella. 



Ozarkian (= Lower Ordovician?) localities 390 



in provisional classification 354 



Ozarkian formations, correlation of Madison and Mendota with 353 



Ozarkian group of formations, cited from Ulrich 390 



Pagodia thea (Walcott), listed from Eau Claire formation 358 



Palccacmcaa irvingi Whitfield, listed from Franconia formation 357 



parvula, see Anomocare. 



patersoni, see Conaspis and Ptychoparia. 



Peabody Museum, Yale University, type specimens of Saukia wardi in 384 



Pemphigaspis bullata Hall, listed from Eau Claire formation 358 



Pennsylvania, Lower Ozarkian localities 5911 and 590 384 



pepinensis, see Dikelocephalus and Saukia. 



persons, see Conaspis and Conocephalites. 



planifrons, see Dikelocephalus. 



Plate descriptions 392 



Platyceras ?, listed with St. Lawrence fauna 356 



Plaiycolpus (= Dikelocephalus barabuensis) 366 



{— D. flabellifer) 366 



barabuensis (Winchell), listed from Jordan formation 355 



cf. eatoni (Whitfield), listed from Jordan formation 355 



Pogonip limestone, Calvinella teniiiscnlpta of 359 



pogonipensis, see Lingulella. 



politics, see Dicellomus. 



Potsdam formation, pygidia of Dikelocephalus harlti from 368 



