194 THE CHICAGO ACADEMY OF SCIENCES. 



1877. Cyphaspis christyi. Hall, 28th Rep. N. Y. St. Mus. Nat- 

 Hist. (doc. ed.)*pl- 32, figs. 5-7. 

 Niagara: Waldron, Ind. 



1879. Cyphaspis christyi. Hall, 28th Rep. X. Y. St. Mus. Nat. 



Hist. (mus. ed.), p. 188, pi. 32, figs. 5-7. 

 Niagara: Waldrdh, Ind. 



1880. Cyphaspis christyi. White, 2nd Ann. Rep. Dep. Stat. and 



Geol., Indiana, p. 498, pi. 3, fig. 9. 



Niagara: Waldron, Ind. 



1882. Cyphaspis christyi. Hall, llth Rep. Dep. Gaol, and Nat. 

 Hist., Indiana, p. 333, pi. 34, figs. 5-7. 



Niagara: Waldron, Ind. 

 Cyphaspis clintoni Foerste. 



- 1887. Proetus . Foerste, Bull. Sci. Lab. Den. Univ., vol. 2, 



p. 92, pi. 8, fig. 5. 



Clinton: Dayton, Ohio. 



1890. Cyphaspis clintoni. Fosrste, Proc. BDst. Soc. Nat. Hist., 

 vol. 24, p. 272, pi. 6, fig. 22. 



Clinton: Cumberland Gap, Tenn. 



1895. Cyphaspis clintonznsis. Foerste, Geol. Surv. Ohio, vol. 7, 

 p. 524, pi. 27, fig. 5, pi. 31, fig. 22. 



Clinton: Ohio; Cumberland Gap, Tenn; Anticosti. 

 Cyphaspis intermedia Weller 



1907. Cyphaspis intermedia. Weller, This Bulletin, p. 231, pi. 20, 

 figs. 3-5. 



Niagaran: Near Channahon, Will County, Illinois. 

 Cyphaspis spinulocervix van Ing. 



1901. Cyphaspis spinulocervix. van Ing., School of Mines Quart., 

 vol. 23, p. 35 (no description). 



Silurian: St. Clair Spring, Independence Co. Ark. 



DALMANIA Emm. 1844. 



Dalmania bicornis Hall, see Dalmanites bicornis Hall. 

 Dalmania caudata Roemer, see Dalmanites limulurus (Green). 

 Dalmania danae M. & W., see Dalmanites danae M. & W. 

 Dalmania logani Hall, see Dalmanites logani Hall. 

 Dalmania verrucosa Hall, see Dalmanites verrucosus Hall. ^ 

 Dalmania vigilans Hall, see Dalmanites vigilans Hall. 



DALMANITES Barr., 1872. 



Dalmanites arkansanus van Ing. 



1901. Dalmanites (Synphoria) arkansanus. van Ing., School of 

 Mines Quart., vol. 23, p. 69, figs. 20-22. 



Silurian: St. Clair Spring, Independence Co., Ark. 

 1907. Dalmanites arkansanus. Weller, This Bulletin, p. 278, pi. 24, 

 fig. 5. 



Niagaran: Near Lemont and near Romeo, 111. 

 Dalmanites aspinosa Weller. 



1903. Dalmanites aspinosa. Weller, Pal. N. J., vol. 3, p. 252, pi. 

 22, fig. 15. 



Decker Ferry: Nearpass Quarry, N. J. 



