CATALOGUE OK TRILOBITES. 293 



CRYPH^US. 



Crepicephalus Oweu, 1852; Rept. Geol. Survey Wisconsin, Iowa and 

 Minnesota, p. 576. (See Lonchocephalus.) There is hardly a 

 question that Dr. D. D. Owen had before him when he wrote the 

 description of his genns Creplrephalus a true Ptychoparia. He 

 refers the following figures to the genus: Plate 1, fig. 8, Crepi- 

 cepAaZws?, pygidium from the Miniskah Trilobite grit. Plate 1, 

 fig. 13, Crepicephalus^. loisconensis (n. s.), part of cephalothorax and 

 a portion of the cephalic shield of D. granulosm^t Plate 1 a, fig. 

 10, glabella of Crepicephalun n. g., near Miniskah. Plate 1 a, fig. 

 14, i>ygidium of C're/>ice})halu,i^ miniscaeim n. s., from Miniskah 

 grits. Plate 1 a, fig. 16, pygidium and portion of Crepicephalus^. 

 and portions of cephalothorax of that genus, from the Miniskah 

 Trilobite grit. Plate 1 a, fig. 18, glabella of Crepkephalus, near 

 Miniskah, Mississippi River. 



{Bathyuriis'i) angulatus H. & W. (See Ptychoparia angiUatus.) 



[Loganellus) anytus H. & W. (See Ptychoparia anytus.) 



(Loganellus) centralis Whitf. (See Ptychoparia oweni.) 



— — ? GiBBSi Whitf., 1880; Ann. Rept. Geol. Survey Wisconsin, 1879, p. 

 50. Berlin, Green Lake Co., Wis. Taconic. 



(ilBBSi Whitf., 1880; Geol. Wisconsin, vol. 2, p. 67. 



(;iBB.si Whitf., 1882; Geol. Wisconsin, vol. i, p. 184, pi. 10, figs. 12, 13. 



[Loganellus) granulosa H. & W. (See Ptychoparia granulosa.) 



(Loganellus) haguei. (See Lisostracus haguei and Ptychoparia haguei.) 



{Loganellus) maculosus H. & W. (See Ptychoparia maculosus.) 



(Loganellus) jnotitanensis Whiti . (See Ptychoparia montanensis .) 



(Loganellus) nitidens H. & W. (See Ptychoparia mtidens.) 



ONCSTtTS Whitf., 1878; Ann. Rejit. Geol. Survey Wisconsin, 1877, p. 



53. Ettrick and Eau Claire, Wis. Taconic. 



ONUSTUS Whitf., 1882; Geol. Wisconsin, vol. 4, p. 182,pl. 1, tigs. 22, 23. 



otoeni. (See Agraulos oweni and Ptychoparia oweni.) 



(Loganellus) planus Whitf. (See Ptychoparia planus.) 



(Loganellus) quadrans H. & W. (See Ptychoparia quadrans.) 



(Loganellus) simulator H. & W. (See Ptychoparia nitidens.) 



(Loganellus) unisulcatus H. & W. (See Ptychoparia unisulcalus.) 



? wisconsensis Owen. (See Anomocare wlsconsensis.) 



Crepicephulus Wal., 1884; Bull. U. S. Geol. Survey, No. 10, p. 3.'>. Type, 



Dikelocephalust iowensis Ov/en. (See Lonchocephalus.) 

 Vkyphjevs Green, 1837; Am. Jour. Sci., 1st series, vol. 32, p. 343. 



Dalmanites (Cryphoius) barrisi Hall, 1888; Pal. New York, vol. 7, p. 

 48, pi. 16 a, fig. 18. Near New Buft'alo, Searstown and Iowa City, 

 Iowa. Hamilton. 



- i.ooTHi Green, 1837; Aui. Jour. Sci., 1st serie.s, vol. 32, p. 343, tig. 



Hiiiitin.'ton, Penn. Hamilton. 



