508 KULLETTN 53, UNITED STATES NATfONAL MUSEUM. 



14367. Pinna consimilis Walcott. Cotj'pe. 



Lower Carboniferous. E^ureka District, Nevada. 



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



14368. Pinna inexpectans Walcott. Cotype. 



Lower Carboniferous. Kureka District, Nevada. 



Walcott, Moil. VIII, U. vS. (reol. vSur\'., 1884, p. 235, pi. 19, fig. 11. 



20221. Pinna kingii Meek. Holotype. 



■ Jurassic. Weber Canyon, Wah.satcli Range, Utah. 



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



pi. 12, figs. 9, 9a. 



8486. Pinna peracuta vShuniard ? Plesiotype. 



Upper Carboniferous. Mesa edge, near Relief Spring, 

 Arizona. 



White, Rept. U. vS. Geogr. Surv. W. looth Merid., IV, Pt. I, 1S76, 

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



1219S. Pinna peracuta vShumard. Plesiotype. 



llpper Carboniferous. Twelve miles west of Plattsmoutli, 

 Nebraska. 



White, Thirteenth Ann. Rept. Geol. Surv. Indiana, 18S4, p. 145, 

 pi. 28, fig.s. I, 2. 



S640. Pinna petrina White. Cotypes. 



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



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

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

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

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



8101. Pinna petrina White. Cotypes. 



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



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

 vSee Pinna stevensoni. 



11250S. Pinna quadrata Dall. Holotype. 



Oligocene. Ocala, Florida. 



Dall, Trans. Wagner Free In.st. 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. 



