CATALOGUE OF TRILOBITES. 307 



DOLICHOMETOPUS. ENCRINURUS. 



?GiBBERRULU.s Bill., 1865; Pal. Foss., vol. 1, p. 269, fig. 254. Port 



aux Choix, N. F. 



? RAB0S Bill., 1865; Pal. Foss., vol. 1, p. 352, fig. 308. Oxford, Can- 

 ada. 



Dorypyge Dames, 1884; China (Richthofeu), vol. 4, p. 23. (See Olenoides.) 



Dysplanus Burm., 1843; Organization of Trilobites (Ray. Soc.ed., p. 205). 



Elmpsocephalus Zenk., 1833; Beiti-iige Natnrgeschichte der Urwelt, p. 51. 



ARTiCEPHALUS Matt., 1892; Canadian Record of Sci., Oct., 1892, p. 



250, fig. 5 a-b. Hanford Brook, St. John county. Taconic. 



cuRTus Whitf., 1878; Ann. Rej). Geol. Wisconsin, 1877, p. 58. Hud- 

 son, Wis. Potsdam. 



CURTUS Whitf., 1882; Geol. Wisconsin, vol. 4, p. 191, pi. 1, fig. 18. 



GALEATUS Matt., 1892; Canadian Record of Sci., Oct., 1892, p. 249, 



fig. 4 a-e. Hanford Brook, St. John county, N. B. Taconic. 



Eliptocephalus Emmons, 1844; Taconic Sj'st., p. 21, figs. 1-3. 



asaphoides. (See Olenellits asaphoides Emmons.) 



Evibolimus Rominger, 1887; Proc. Acad. Nat. Sci. Phila., p. 16. (See 

 Zacanthoides Wal.) 



rotundata. (See Bathyuriscus howelli.) 



spinosa. (See Olenoides spinosus.) 



Encbinurus Emm., 1844; Zur Naturg. Trilobiten, p. 16. 



AMERiCANUS Vogd., 1886; Des. New Crust. Clinton Group, Georgia, 



p. 1. Taylor's Ridge, Catoosa Station, Georgia. Clinton. 



AMERICAKUS Foerste, 1887; Bull. Denison Univ., vol. 2, p. 102. 



DELTOiDEUS Shum., 1855; Geol. Missouri, p. 198, pi. B, fig. 10. Cape 



Garardeau, Missouri. Silurian. 



Cry/)<onyniM8 DELTOIDEUS Vogd., 1878; Mon. Genera Zethus, etc., p. 21. 



DELTOIDEUS Focrstc, 1887; Bull. Denison Univ., vol. 2, p. 102. 



EGANi Miller, 1879; Jour. Cincinnati Soc. Nat. Hist., vol. 2, p. 254, 



pi. 15, figs. 1, 1 a, b. Joliet, Illinois. Niagara. 



ELEGANTULUS Bill., 1866; Catalogue Sil. Foss. Anticosti, \). 62. The 



Jumpers, Div. 4. 



ELEGANTULus Focrste, 1887; Bull. Denison Univ., vol. 2, p. 102. 



excedrensis Saflf., 1869; Geol. Tennessee, p. 290. (See Encrinurus 



varicostaius Wal.) 



MiRus Bill., 1865; Pal. Foss., vol. 1, p. 292, fig. 282. Table Head and 



Pistolet Bay, N. F. 

 Cryptonymus (Atractopyge) mirus Vogd., 1878; Mon. Genera Zethus, 



etc., p. 34. 

 Aviphion multisegmentatus Portl., 1843; Geol. Londonderry, etc., 



p. 291, pi. 3, fig. 6. 



MULTisEGMENTATU.sSalt.; Mem. Geol. Survey United Kingdom, decade 



7, pi. 4. 



