508 BULLETIN 53, UNITED STATER NATIONAL MUSEUM. 



14367. Pinna consimilis Walcott. Cotype. 



Eower Carboniferous. Eureka District, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 18S4, p. 236, pi. 20, fig. 13. 



14368. Pinna inexpectans Walcott. Cotype. 



Lower Carboniferous. Eureka District, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Siirv., 1884, p. 235, pi. 19, fig. 11. 



20221. Pinna kingii Meek. Holotype. 



Jurassic. Weber Canyon, Wahsatch Range, Utah. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. I, 1877, p. 131, 

 pi. 12, figs. 9, 9a. 



8486. Pinna peracuta Shumard ? Plesiotype. 



Upper Carboniferous. Mesa edge, near Relief Spring, 

 Arizona. 



White, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 1876, 

 p. 151, pi. 11, fig. 5a. 



1 2 198. Pinna peracuta Shumard. Plesiotype. 



Upper Carboniferous. Twelve miles west of Plattsmouth, 

 Nebraska. 



White, Thirteenth Ann. Rept. Geol. Surv. Indiana, 1884, p. 145, 

 pi. 28, figs. 1, 2. 



8640. Pinna petrina White. Cotypes. 



Colorado (Cret. ) . One mile south of Pajuate, New Mexico. 



White, Prelim. Rept. U. S. Geogr. Surv. W. 100th Merid., 1874, 

 p. 24; Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 1876, 

 p. 182, pi. 13, figs. 7a, b. — Stanton, Bull. No. 106, U. S. Geol. 

 Surv., 1893, p. 88, pi. 20, fig. 1. 



8101. Pinna petrina White. Cotypes. 



Colorado (Cret.). Near Fort Wingate, New Mexico. 



Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 88, pi. 19, fig. 4. 



See Pinna stevensoni. 



1 12508. Pinna quadrata Dall. Holotype. 



Oligocene. Ocala, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt, IV, 1898, p. 660, 

 pi. 29, fig. 7. 



8101. Pinna stevensoni White. Holotype. 



Colorado (Cret.). Near Fort Wingate, New Mexico. 

 White, Proc. U. S. Nat. Mus., Ill, 1880, p. 47. 

 = Pinna petrina. 



43428. Pinnatopora conferta Ulrich. Cotype. 



Keokuk (Miss.). Keokuk, Iowa. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 618, pi. 56, fig. 5; pi. 66, 

 fig. 6. 



