SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 57 



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Gallatin limestone, locality of Dikelocephahis sp. undt. (footnote) 391 



Gastropoda, developed in Missouri 359 



Genera and species, description of 363 



Gibraltar Bluff, Wisconsin, Upper Cambrian locality 86 360 



granulosa, see Ptychaspis. 

 granulosus, see Dikeloccphalus. 



Hall, James, cited in discussion of Calvinella spiniger 390 



description of Dikelocephahis ? limbatus 369 



Dikelocephahis viinncsotensis cited 370 



Saukia pepinensis, cited 381 



Dikelocephalus discussed by 365 



and Whitfield, Dikelocephalus mentioned by 366 



Hamburg Ridge, Lower Ordovician locality 201a 359 



hamburgensis, see Eoorthis and Tellinoniya. 



" Hardyston quartzite " should be Kittatinny limestone (footnote) 389 



harlti, see Dikelocephalus. 



Hinckley sandstone, listed with Upper Cambrian of Minnesota 353 



Holopea sweeti Whitfield, listed with St. Lawrence fauna 356 



t sweeti Whitfield, listed from locality 78 361 



Hoka, Minnesota, Upper Cambrian locality 346d near 37s 



Hoyt formation, Upper Cambrian locality 76, New York. 372 



Hyolithes f corrugatus Walcott, listed with St. Lawrence fauna 356 



primordialis Hall, listed from Eau Claire formation 358 



idahoensis, see Acrotreta. 



Illcenurus elongatus, n. sp., associated with Dikelocephalus ? dalyi 368 



eurekensis Walcott, listed from locality 201a 359 



quadratus Hall, associated with Osceolia osccola 386 



listed from localities 78 and 78b 361 



from localities 85 and 86 360 



with St. Lawrence fauna 356 



n. sp., listed from St. Lawrence fauna 356 



sp. undt., associated with Saukia rustica 383 



listed from Jordan formation 355 



inexpectans, see Conokephalina. 



Introduction 346 



Iowa, Upper Cambrian locality 86b at Lansing 371 



iowensis, see Dikelocephalus. 

 iphis, see Obolus (Westonia). 



Jordan formation, description and fauna of 355 



in provisional classification 354 



listed with Upper Cambrian of Minnesota 353 



range of Dikelocephalinae in 359 



Jordan sandstone fauna, Calvinella osarkensis in 359 



junia, see Saukia. 



Kittatinny limestone. New Jersey, locality lie 2,62 



Lower Ozarkian locality iic, correction (footnote) 389 



