502 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



13778. Pholidops bellula Walcott. Cotype. 



Middle Devonian. Lone Mountain, near Eureka, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1884, p. 113, pi. 2, figs. 

 6, 6a, 6b. 



13779. Pholidops quadrangularis Walcott. Holotype. 



Middle Devonian. Done Mountain, near Eureka, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 18S4, p. 114, pi. 2, fig. 7. 

 [This is the plate of a crinoid.] 



1 15638. Phorus delectus Guppy. , Holotype. 



Miocene. Jamaica, British West Indies. 



Guppy, Quart. Journ. Geol. Soc. London, XXXII, 1S76, p. 529, 

 pi. 28, fig. 10. 



12510. Phorus exoneratus White. Cotypes. 



Eocene. Bijou Basin, forty miles east of Denver, Colorado. 



White, Powell's Rept. Geol. Uinta Mountains, 1876, p. 134. 



[The locality given is erroneous and the true locality is unknown. 

 .See Eleventh Ann. Rept. U.S. Geol. Surv. Terr., pp. 191, 192. 

 T. W. Stanton.] 



135 146. Phos albirupina Harris. Cotypes. 



Eocene. White Bluff, Arkansas River, Arkansas. 



Harris, Ann. Rept. Geol. Surv. Arkansas, Pt. II, 1894, p. 166, pi. 

 6, fig. 5- 



114191. Phos (Strongylocera) chipolanus Dall. Cotypes. 



Oligocene. Calhoun Count}-, Florida. 



Dall, Proc. U. S. Nat. Mus., XIX, 1896, p. 311. 



1 15488. Phos elegans Guppy. Holotype. 



Miocene. Jamaica, British West Indies. 



Guppy, Quart. Journ. Geol. Soc. London, XXII, 1866, p. 290, pi. 

 16, fig. 13. 



1 15487. Phos erectus Guppy. Holotype. 



Oligocene. Jamaica, British West Indies. 



Guppy, Geol. Mag., London, Dec. II, I, 1874, p. 410, pi. 16, fig. 1. 



1 13778. Phos (Strongylocera / fasciolatus Dall. Holotype. 



Oligocene. Potrero, Rio Amina, Santo Domingo, West 

 Indies. 

 Dall, Proc. U. S. Nat. Mus., XIX, 1896, p. 311, pi. 28, fig. 12. 



1 13780. Phos gabbii Dall. Holotype. 



Oligocene. Potrero, Rio Amina, Santo Domingo, West 

 Indies. 

 Dall, Proc. U. S. Nat. Mus., XIX, 1896, p. 310, pi. 29, fig. 4. 



1 35 1 45. Phos hilli Harris. Holotype. 



Eocene. Near Vinces Bluff, Arkansas River, Arkansas. 



Harris, Ann. Rept. Geol. Surv. Arkansas, Pt. II, 1894, p. 167, 

 pi. 6, fig. 6. 



