CATALOGUE OF TRILOBITES. 349 



PTYCHOPAEIA. 



coNNATA Wal., 1890; Proc. U. S. Nat. Mus., vol. 13, p. 272, pi. 20, 



fig. 2. Eau Claire, Wis. Taconic. 



Gonoceph. Cordillera Kominger, 1877; Proc. Acad. Nat. Sci. Phila., 



p. 17, pi. 1, fig. 7. Mount Stephen, B. C. Taconic. 



• CORDILLER-E Wal., 1888; Am. Jour. Sci., 3d series, vol. 36, p. 165. 



Conoceph. depressds Slium., 1861; Am. Joiar. Sci., 2d series, vol. 32, 

 p. 219. Clear Creek, Burnett Co., Texas. Potsdam. 



Conoceph. diadematus Hall, 1863; 16tli Kep. New York State Cab. 

 Nat. Hist., p. 167, pi. 7, figs. 36-39; pi. 9, figs. 18-21 (?). Marine 

 Mills, Wis. Potsdam. 



t Conoceph. depressus Sbum., 1861; Am. Jour. Sci., 2d series, vol. 

 32, p. 219. Potsdam. 



Euloma'i dissimilis Wal., 1884; Pal. Eureka Dist., Mon. U. S. Geol. 



Survey, vol. 8, p. 51, pi. 9, fig. 28. Secret Canon, Prospect Mt. 



groujj, etc., Nev. 



Conoceph. {Arionelliis?) dorsalis Hall, 1863; 16th Piep. New York 



State Cab. Nat. Hist., p. 222. Tremapleau, Wis. Potsdam. 



Conoceph. elegans Hartt, 1868; Acadian Geol., p. 650. St. John, N.B. 



Conoceph. eos Hall, 1863; 16th Eep. New York State Cab. Nat. Hist., 



p. 151, pi. 7, figs. 24, 25; pi. 8, figs. 2-9. Tremapleau, Wis. 



Potsdam. 



• EOS Wal., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, vol. 8, 



p. 51. 

 Conoceph. eryon Hall, 1863; I6th Kep. New York State Cab. Nat. 

 Hist., p. 157, pi. 7, figs. 10-16; pi. 8, figs. 16, 31. Tremapleau, 

 Wis. Potsdam. 



FiTCHi Wal., 1887; Am. Jour. Sci., 3d series, vol. 34, p. 197, pl.^ 1, 



fig. 6. 2 miles south of North Granville, N. Y. Taconic. 



? FITCHI Wal., 1890; 10th Rep. U. S. Geol. Survey, p. 650, pi. 96, fig. 



5. Olenellus zone. 



Conoceph. formosus Hartt. (See Ptychoparki robhi Hartt.) 



Conoceph. (Ptychoparia) (jallatinensin Meek, 1873; 6th Ann. Rep. U. 



S. Geol. Survey Territories, 1872, p. 485. Referred by Walcott to 



Ptychoparia oweni Meek & Haj'den. Potsdam. 



Crepicephalns [Lofjanellus) granulosus H. & W., 1877; U. S. Geol. 



Expl. 40th Par., Palroont., vol.4, p. 214, pi. 2, figs. 1, 2. 3. Eureka 



Dist., Nev. Taconic. 



granulosus Wal., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 57. 

 Crepicephalns (Loganellus) haguei H. <fe W., 1877; U. S. Geol. Expl. 

 40th Par., Pah-eont., vol. 4, p. 210, pi. 2, figs. 14, 15. 



haguei Wal., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, vol. 



8, p. 57. White Pine Dist., Nev. Taconic. 



Linostracus haguei Briigg., 1886; Geol. Fiireningens Stockholm FiJr- 

 handl., vol. 8, p. 202. 



