64 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Archinacella powers! Continued. 



Triblidium powers! Miller, N. A. Geol. Pal., 2d App., 1897, p. 771 (gen. ref.) 

 Black River (Platteville) : Beloit, Wisconsin. 

 Plastotype.~Q*t. No. 45690, U.S.N.M. 



Archinacella? propria Raymond. 



Metoptoma montrealensis Raymond (not Billings), Bull. Amer. Pal., 14, 1902, 



p. 34. 

 Archinacella? propria Raymond, Ann. Carnegie Mus., 3, 1906, p. 575; 4, 1908, 



p. 172, pi. 46, figs. 7, 8. 

 Chazyan (Day Point, Crown Point): Crown Point, Valcour Island, and Chazy, 



New York. 



Archinacella pulaskiensis Foerste. 



Carinaropsis patelliformis Hull (part), Pal. New York, 1, 1847, p. 306, pi. 83, figs. 



7a, b. 

 Archinacella pulaskiensis Foerste, Bull. Sci. Lab. Denison Univ., 17, 1914, p. 



309, pi. 3, fig. 3a-d. 

 Cincinnatian (Pulaski): Pulaski, Lorraine, etc., New York. 



Archinacella richmondensis Ulrich. 



Archinacella richmondensis Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 834, pi. 



61, figs. 6, 7. 



Richmond (Whitewater): Richmond, Indiana. 

 HolotypeC&t. No. 45691, U.S.N.M. 

 Observation. Compare Archinacella indianensis (Miller). 



Archinacella rotunda Ulrich and Scofield. 



Archinacella rotunda Ulrich and Schofield, Geol. Minnesota, 3, pt. 2, 1897, p. 



835, pi. 61, figs. 24, 25. 



Triblidium rotundum Miller, N. A. Geol. Pal., 2d App., 1897, p. 771 (gen. ref.). 

 Richmond (Maquoketa): Near Graf, Iowa. 

 Holotype.C&t. No. 45692, U.S.N.M. 



Archinacella rugatina Ulrich. 



Archinacella rugatina Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 835, pi. 82, figs. 



5,6. 



Richmond (Arnheim): Middletown, Ohio. 

 Holotype.C&t. No. 43693, U.S.N.M. 



Archinacella semicarinata Ulrich and Scofield. 



Archinacella semicarinata Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, 



p. 833, pi. 61, figs. 12, 13. 



Trenton (Prosser) : Cannon Falls, Goodhue County, Minnesota. 

 Holotype.Czt. No. 43694, U.S.N.M. 



Archinacella similis (Whitfield). 



Metoptoma similis Whitfield, Ann. Rep. Wisconsin Geol. Surv. for 1877, 1878, 



p. 61; Geol. Wisconsin, 4, 1882, p. 196, pi. 3, figs. 12, 13. Chamberlin, Geol. 



Wisconsin, 1, 1883, p. 142, fig. 



Tryblidium simile Sardeson, Jour. Geol., 11, 1903, p. 479, fig. 3. 

 Archinacella similis Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 829 



(gen. ref.). 

 Ozarkian (Mendota) : East of Baraboo, Wisconsin. 



Archinacella simplex (Billings). 



Metoptoma simplex Billings, Pal. Fossils, 1, Geol. Surv. Canada, 1865, p. 346, 

 fig. 334. 



