194 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



43403. Cyclopora expatiata Ulrich. Cotypes and figured sections. 

 Warsaw (Miss.). Warsaw, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 673, pi. 68, figs. 4-4d. 



43401. Cyclopora fungia Prout. Plesiotypes and figured sections. 



43402. Warsaw (Miss.). Warsaw and Nauvoo, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 671, pi. 68, figs. 3~3g. 



43400. Cycloporella? perversa Ulrich. Figured section of cotype. 

 Keokuk (Miss.). Greene County, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 676, pi. 69. figs. 3-3D. 



43745. Cycloporella spinifera Ulrich. Figured sections of cotype. 

 Keokuk (Miss.). Warsaw, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 675, pi. 69, figs, ia-ic. 



45685. Cyclora depressa Ulrich. Cotypes. 



Lorraine (Ord.). Hamilton, Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., II, 1879, p. 13, pi. 7, 

 figs. 9, 9a. 



115621. Cyclostrema bicarinatum Guppy. Holotype. 



Miocene. Jamaica, British West Indies. 



Guppy, Quart. Journ. Geol. Soc. London, XXII, 1866, p. 291, 

 pl- 17, ng- 5- 



1 12660. Cyclostrema chipolanum Dall. Holotype. 



Oligocene. Baileys Ferry, Chipola River, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. II, 1892, 

 p. 420, pl. 22, fig. 35. 



38863. Cyclus americana Packard. Cotypes. 



Upper Coal Measures. Mazon Creek, Grundy County, 

 Illinois. 



Packard, American Nat., XIX, 1885, p. 293; Mem. Nat. Acad. 

 Sci., Ill, 1886, p. 143, pl. 5, figs. 1, ia; pl. 6, figs. 4, 4a. 



1 15435. Cylichna ovum-lacerti Guppy. Holotype. 



Eocene. Manzanilla, Trinidad, British West Indies. 



Guppy, Geol. Mag., London, Dec. II, I, 1874, p. 407, pl. 18, fig. 22. 



282. Cylichna scitula Meek and Hayden. Holotype. 



Fox Hills (Cret. ). Moreau River, South Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., i860, p. 178.— 

 Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 276, pl. 31, 

 figs. 3a, 3b. 



281. Cylichna? volvaria (Meek and Hayden). Holotype. 



Fox Hills (Cret.). Moreau River, South Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 275, pl. 31, 

 figs. 2a, 2b. 



See Bulla volvaria. 



