266 Bulletin Wisconsin Natural History Society. [Vol. 9, No. 4. 



Ptychoparia anatina (Hall.) Upper Cambrian. 



Conocephalites anafinus, Sixteenth Ann. Kept. N. Y. State Cab. 



of Nat. Hist., Hall, 1863, p. 158, pi. 7, figs. 34, 35, pi. 8, fig. 29. 

 Ptychoparia anatina. Bull. Am. Mus. of Nat. Hist., Whitfield. 1898. 



Vol. 11, Pt. 1. p. 12. 

 Locality — Trempealeau, Wis. 

 Types — Am. Mus. of Nat. Hist. 



Ptychoparia binodosa (Hall.) Upper Cambrian. 



Conocephalites binodosus, Sixteenth Ann. Eept. N. Y. State Cab. 



of Nat. Hist., Hall, 1S63, p. 160. pi. 7. figs. 47, 48. 

 Ptychoparia binodosa, Bull. Am. Mus. of Nat. Hist., Whitfield. 



1898, Vol. 11, Pt. 1, p. 12. 

 Locality — Osceola Mills, Wis. 

 Types — Am. Mus. of Nat. Hist. 



Ptychoparia calymenoides (Whitfield.) Upper Cambrian. 



VonocephaUtes calymenoides, Ann. Eept. Geol. Surv. Wis., Whit- 

 field, 1877, p. 52. 



Conocephalites calymenoides, Geol. of Wis.. Whitfield, 1882, Vol. 4. 

 p. 179, pi. 3, figs. 2-5. 



Ptychoparia calymenoides, Monograph. U. S. Geol. Surv., Walcott, 

 1884, Vol. 8, p. 48. 



Locality — Eau Claire, Wis. 



Types — Univ. of Wisconsin. 



Ptychoparia chippewa?nsis (Owen.) Potsdam. 



• 



Lonchocephalus chippeiticensis, Eept. Geol. Surv. Wis., Iowa and 

 Minn., Owen, 1S52. p. 576, pi. S. fig. 6. 14; and pi. la, fig. 9. 



Ptychoparia chippewcensis, Bull. U. S. Geol. Surv., Vogdes, 1S90. 

 No. 63, p. 141. 



Locality — Chippewa Eiver, Wis. 



Types—? 



Ptychoparia connata Walcott. Upper Cambrian. 



Proc. U. S. National Museum. Walcott, 1890, Vol. 13, p. 272, 



pi. 21, fig. 2. 

 Locality — Eau Claire, Wis. 

 Type — U. S. National Museum. 



