CATALOGUE OF TRILOBITES. 291 



CERA I 'RUS. CONOCOKYPHE. 



- KARCS Wai., 1879; 31st Rep. New York State Mus. Nat. Hist., p. 68. 

 Cheirurus SATYRUS Bill., 1865; Pal. Foss., vol. 1, p. 324, fig. 309. 



Montreal, Canada. Chazy. 



Cheinirus SOL Bill., 1865; Pal. Foss., vol. 1, p. 288, fig. 276. Table 



Head, Portland Creek, N. F. 

 Cheiruru* SOLITARIES Bill., 1865; Pal. Foss, vol.* 1, p. 206. St. An- 



toine, Quebec. 

 Cheinirus TARQUIXIUS Bill., 1863; Proc. Portland Soc. Nat. Hist., vol. 



1, p. 121, pi. 1, fig. 22. Port Daniel on the Bay Chaleur. 



Upper Silurian. 



ctyiiuns. (See Encrinurus vigilans.) Middleville, N. Y. 

 Cheirurwt VCLCANUS Billings, 1865; Pal. Foss., vol. i, p. 284, fig. 27; 

 p. 324, fig. 310. Cow Head, N. F. 



CHARIOCEPHALCS Hall, 1863; 16th Eept. New York State Cab. Nat. Hist., 

 p. 175. 



- TUMIFROXS H. & W., 1877; U. S. Geol. Expl.40th Par., vol. 4, p. 224, 



pi. 2, figs. 38, 39. Pogonip Mt., White Pine District, Nevada. 



Taconic. 



? TUMIFRONS Wai., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 61, pi. 10, fig. 16. 



- WHITFIELDI Hall, 1863; 16th Eep. New York State Cab. Nat. Hist., p. 



175, pi. 6, figs. 49-53; pi. 10, fig. 20. Trempaleau, Wis. Taconic. 



CHASMOPS McCoy, 1849; Annals Mag. Nat. Hist., 2d series, vol. 4, p. 403. 

 (See Dalmanites (Chasmops) anchiops, also var. armatus, and var. 

 sobrinus, D. (Chasmops) calypso, D. (Chasmops) erina, D. (Chas- 

 mops) macrops. 

 Dalmanites TROOSTI Saff., 1869; Geol. Tennessee, p. 290. Trenton. 



- TROOSTI Saff. & Vogd., 1889; Proc. Acad. Nat. Sci. Phila., p. 167, tig. 

 Conocephalus Zenk., 1833; Beitrage Nat. Urwelt, p. 48. 



< 'onocephalites Barr., 1852; Syst. Sil. Boheme. vol. 1, p. 415. For species 

 previously classed under these genera, see Conocoryphe, Ptycho- 

 parla and Crejnc.ephalua. 



? contiguu* Matt., 1891; Tran.a. Eoyal. Soc. Canada, vol. 9, p. 58, pi. 



13, figs. 14 a-b. St. John. 



CONOCORYPHE Cord., 1847; Prodr., p. 139, pi. 2, fig. 10. 



Conocephalites BAILEYI Hartt, 1868; Acadian Geol., p. 645 (3d ed.) 

 RatcliflTs Millstreani. St. John. 



- BAILEYI Matt., 1884; Trans. Royal Soc. Canada, vol. 1, p. Ill, pi. 1, 



figs. 22-27. 



* Pxiiliella) BAILEYI Matt., 1884; Trans. Royal Soc. Canada, vol. 1, pi. 

 1, fig. -2-2. 



