528 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



44078. Polypora simulatrix Ulrich. Cotypes. 



Keokuk (Miss.)- Keokuk, Iowa (Nauvoo, Illinois, in 

 error). 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 589, pi. 59, figs. 4-4I}. 



43790. Polypora spinulifera Ulrich, var. Cotype. 



Chester (Miss.). Near Red Oak, Iowa. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 598, pi. 61, figs. 4~4a. 



6523. Polypora submarginata Meek. Cotypes. 



Upper Carboniferous. Nebraska City, Nebraska. 



Meek, Final Rept. U. S. Geol. Surv. Nebr. (Hayden), 1872, p. 154, 

 pi. 7, figs. 7a, 7b. 



43448. Polypora whitei insculpta Ulrich. Holotype. 



Upper Coal Measures. Springfield, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 600, pi. 62, fig. 1. 



41813. Pontocypris (?) acuminata Ulrich. Holotype. 



Waverly (Miss.). Moots Run, near Granville, Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 210, pi. 

 17, figs. Sa-c. 



41333. Pontocypris (?) illinoisensis Ulrich. Holotype. 



Richmond (Ord.). Savannah. Illinois. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 107, pi. 

 10, figs. i6a-c. 



27202. Popanoceras ganti Smith. Holotype. 



Upper Coal Measures. Graham, Young County, Texas. 

 .Smith, Mori. XLH, 1903, p. 132, pi. 21, figs. 14-16. 



2 17 15. Popanoceras walcotti White. Holotype. 



Permian. Military Crossing of the Big Wichita, Baylor 

 County, Texas. 



White, Amer. Nat., XXIII, 1889, p. 117, pi. 1, figs. 9-1 1; Bull. 

 No. 77, V. S. Geol. Surv., 1891, p. 21, pi. 1, figs. 9-1 1. — Smith, 

 Mem. XLII, U. S. Geol. Surv., 1903, p. 134, pi. 22, figs. 9-1 1. 



17277. Porambonites obscurus Hall and Whitfield. Holotype. 



Pogonip (Ord. ). Pogonip Mountain, White Pine District, 

 Nevada. 



Hall and Whitfield, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. II, 



1877, p. 234, pi. 1, fig. 16. 

 [Is not a Porambonites. Mav be a Parastrophia or a rhynchon- 

 elloid.] 



1 1409. Porites ramosa (Lonsdale). Plesiotypes. 



Upper Oligocene. Jacksonboro, Georgia. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 195, pi. 23, 

 figs. 5, 6. 



38204. Poroblattina complexinervis Scudder. Holotype. 



Lower Permian. Cassville, West Virginia. 



Scudder, Bull. Xo. 124, U. S. Geol. Surv., 1895, p. 139, pi. 11, 

 fig. 14. 



