TYPE SPEriMP:NS OF INVERTEBRATE B^OSSILS. 31 



24586. Agnostus seclusus Walcott. Cotype. 



Upper Canil)rian. Secret Canyon, Eureka District, Nevada. 



Walcott, INIon. VIII, U. vS. Geol. vSurv., 18S4, p. 25, pi. 9, fi^. 14. 



24558. Agnostus tumidosus Hall and Whitfield. Holotype. 



Upper Canii)rian. Eureka, Nevada. 



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

 1877, p. 231, pi. I, fig. 32. 



35223. Agnostus tumidosus Hall and Whitfield. Plesiotypes. 



Flathead (Mid. Cambrian). Gallatin Range, Yellow.stoue 

 National Park. 



Walcott, Mon. XXXII, U. S. Geol. Surv., Pt. II, 1S99, p. 455, 

 pi. 63, fig.s. 5, 5a. 



24559. Agraulos ? globosus Walcott. Cotype. 



Upper Cambrian. Eureka District, Nevada. 



Walcott, Mon. VIII, U. vS. Geol. Surv., 1S84, p. 61, ])!. 9, fig. 23. 



1180. Agraulos oweni (Meek and Hayden). Cotypes. 



Upper Cambrian. Near head of Powder River, Big Horn 

 Mountains, Wyoming. 



Meek and Hayden, Pal. Upper Mo., Smithsonian Cont. toKnowl., 

 No. 172, XIV, 1S64, p. 9, text figs. a-c. 



= Ptychoparia oweni. 



See Arionellus (Crepicephalus) oweni. 



23839. Agraulos redpathi Walcott. Pla.stotype. 



Lower Cambrian. St. Simon, Quebec, Canada. 



Walcott, Tenth Ann. Rept. U. S. Geol. Surv., 1S90, p. 654, fig. 

 69b on p. 655. 



23863. Agraulos saratogensis Walcott. Cot3^pes. 



Upper Cambrian. Four miles we.st of Saratoga Springs, 

 New York. 



Walcott, Proc. IJ. S. Nat. Mus., XIII, 1890, p. 276, pi. 21. fig. 14. 



18334. Agraulos strenuus Billings. Plesiotype. 



Eower Cam]:)rian. Conception Bay, Newfotnidland. 



Walcott, Tenth Ann. Rept. V. S. Geol. Surv., 1890, p. 603, pi. 97, 

 figs. i-ic. 



18335. Agraulos strenuus nasutus Walcott. Cotype. 



Eower Cambrian. Conception Bay, Newfoundland. 



Walcott, Tenth Ann. Rept. U. S. Geol. Surv., 1890, p. 654, pi. 97, 



figs. 2-2C. 



23864. Agraulos? thea Walcott. Holotype. 



Upper Cambrian. Osceola Mills, Wisconsin. 



Walcott, Proc. V. S. Nat. Mus., XIII, 1890, p. 277, pi. 21, fig. 15. 



20134. Aguileria cumminsi White. Cotypes. 



Woodbine (Cret. ) . F'our miles south of Eewisville, Denton 

 County, Texas. 



White, Proc. Acad. Nat. Sci. Phila., for 1887, p. 37, pi. 2, figs. 

 1-3- 



