208 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



46053. Cyrtospira tortilis Ulrich. Holotype. 



Stones River (Ord. ). Murfreesboro, Tennessee. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept., Ill, Pt. II, 

 1897, p. 1074, pi. 81, figs. 24, 25. 



45795. Cyrtospira wykoffensis Ulrich and Scofield. Holotype. 



Trenton (Ord.). Wykoff, Minnesota. 



Ulrich and Scofield, Geol. and Nat. Hist. Surv. Minn., Final 

 Rept., Ill, Pt. II, 1897, p. 1074, pi. 81, fig. 23. 



14546. Cysteophyllum americanum arcticum Meek. Cotypes. 



Base of Upper Devonian. Onion River, Mackenzie River 

 Basin, Canada. 

 Meek, Trans. Chicago Acad. Sci., I, 186S, p. 80, pi. 11, figs. 6-6b. 



43396. Cystodictya americana Ulrich. Cotypes. 



Keokuk (Miss.). Kings Mountain Tunnel, Kentucky. 

 Ulrich, Geol. Surv. 111., VIII, 1S90, p. 494, pi. 76, figs. 5, 5a. 



43651. Cystodictya gilberti (Meek). Plesiotypes. 



Onondaga (Dev-). Falls of the Ohio. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 320, pi. 43, fig. 7. 

 See Stictopora gilberti. 



43399. Cystodictya hamiltonensis Ulrich. Holotype. 



Middle Devonian. Buffalo, Iowa. 



Ulrich, Geol. Surv. 111.. VIII, 1S90, p. 493, pi. 42, fig. 4; pi. 43, 

 fig. 1. 



43652. Cystodictya lineata Ulrich. Cotypes and figured sections. 



Keokuk (Miss.). Kings Mountain Tunnel, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., VII, 18S4, p. 37, pi. 2, 

 figs. 4-4C 



4339S. Cystodictya lineata st. ludovicii Ulrich. Holotype. 



St. Louis (Miss.). St. L,ouis, Missouri. 

 Ulrich, Geol. Surv. 111., VIII, 1890, p. 492. 



43650. Cystodictya occellata Ulrich. Holotype and figured 



sections. 

 Keokuk? (Miss.). Somerset, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., V, 1882, p. 170, pi. 8, 

 figs. 3~3a. 



43397. Cystodictya pustulosa Ulrich. Holotype. 



Keokuk (Miss.). Kings Mountain, Kentucky. 



Ulrich, Geol. Surv. 111., VIII, 1S90, p. 495, pi. 76, figs. 2, 2a. 



43497. Cystodictya zigzag Ulrich. Cotypes. 



Waverly (Miss.). Richfield, Ohio. 



Ulrich, Bull. Denison Univ., IV, 1888, p. Si, pi. 13, figs. 11, 11a, 



