CATALOGUE OF TRILOBITES. 325 



OGYGIA. OLENELLUS. 



- KLOTZI Kominger, 1887; Proc. Acad. Nat. Sci. Phila., p. 12, pi. 1, 



fig. 1. Mount Stephens, British Columbia. Tacouic. 



- KLOTZI Wall., 1888; Am. Jour. Sci., 3d series, vol. 36, p. 166. In the 



Proc. U. S.Natl. Mus., vol. 11, 1888, p. 446, Mr. Walcott proposes 

 the new generic name of Ogygopsis for Ogygia klotzi. 



Oyygies latissimus Eaton, 1832; Am. Jour. Sci., vol. 21, p. 136, foot- 

 note. 



Ogygies latissimus Eaton, 1832; Geol. Text Book, p. 33 (See Homalono- 

 tus delphinocephus). 



- PARABOLA H. & W., 1877; U. S. Geol. Expl. 40th Par., vol. 4, p. 245, 



pi. 2, fig. 35. East Canon, Oquirrh Mts., Utah. Taconic. 



- ? PROBLEMATICA Wai., 1884; Pal. Eureka Dist. Mon. U. S. Geol. Sur- 



vey, vol. 8, p. 63, pi. 10, figs. 2 a, b, 4. 



- PRODUCTA H. & W., 1877; U. S. Geol. Expl. 40th Par., vol. 4, p. 234, 



pi. 2, figs. 31-34; also p. 245, pi. 2, fig. 35. East Caiion, Oquirrh 

 Mts., Utah. Taconic. 



Niobe PRODUCTA Brogg., 1886; Omalderenaf Olenellus zonae i Nord- 

 amerika, p. 211. 



- (Bathyuriscus) PRODUCTUS Wai., 1886; Bull. U. S. Geol. Survey, No. 



30, p. 217, pi. 30, figs. 1, 1 a-i. 

 Syn., Ogygia parabola (H. & W.) Wai., 1886; idem., p. 217. 



SERRATA Kominger, *1887; Proc. Acad. Nat. Sci. Phila., p. 13, pi. 1, 



figs. 2, 2 a. Mount Stevens, British Columbia. Taconic. 



- ? spinosa Wai., 1884; Pal. Eureka Dist. Mon. U. S. Geok Survey, vol. 



8, p. 63, pi. 9, fig. 22. (See Olenoides spinosa Wai.) 



- ? VETUSTUS Hall, 1847; Pal. New York, vol. 1, p. 227, pi. 60, fig. 1. 



Mohawk Valley, N. Y. Trenton. 

 VETUSTUS Emmons, 1855; American Geology, vol. 1, pt. 2, p. 216, 



OLEXELLUS Hall, 1861; Des. N. Species of Foss., published in advance, 

 15th Rep. State Cab., p. 86. Hall, 1862; 15th Eep. State Cab. 

 Nat. Hist. Albany, p. 114. 



Syn., Holmia Matt., 1890; Trans. Roy. Soc. Canada, vol. 7, p. 160. 

 Schmidtia Wai., 1890; Am. Geol., vol. 5, p. 363. 

 Cephalacanthus Lapworth, 1890; Wai., 10th Rep. U. S. Geol. 



Survey, p. 641. 



Elliptocephala ASAPHOIDES Emmons, 1844; Taconic System, p. 21, 



figs. 1-3. Reynolds Inn, NE. of Bald Mountain, Washington 



county, N. Y. Taconic. 



Elliptocephala ASAPHOIDES Emmous, 1846; Agric. New York, vol. 1, 



p. 65, figs. 1-3. 

 Olenus ASAPHOIDES Hall, 1847; Pal. New York, vol. 1, p. 256, pi. 



67, figs. 2 a, c. 



Olenus ASPAHOIDES Fitch, 1849; Trans. N. Y. State Agric. Soc., vol. 

 9, p. 865. 



