454 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



18452. Olenoides ( Dorypyge) desiderata Walcott. Cotypes. 



Lower Cambrian. Highgate Springs, Vermont. 



Walcott, Tenth Aim. Rept. U. S. Geol. Surv., 1890, p. 644, fig. 67 

 on p. 645. 



18450. Olenoides ellsi Walcott. Cotypes. 



Lower Cambrian. Near Quebec, Canada. 



Walcott, Tenth Ann. Rept. U. S. Geol. Surv., 1890, p. 642, fig. 66 

 on p. 644. 



8563. Olenoides ? flagricaudus White. Holotype. 



15452. Middle Cambrian. Schellbourne, Schell Creek Range, 



Nevada. 



Walcott, Bull. No. 30, U. S. Geol. Surv., 1886, p. 1S5, pi. 25, fig. 4. 



= Zacanthoides flagricaudus. 



See Dicellocephalus ? flagricaudus. 



17450. Olenoides fordi Walcott. Cotype. 



Lower Cambrian. Near North Granville, Washington 

 County, New York. 



Walcott, Amer. Journ. Sci. (3), XXXIV, 18S7, p. 195, figs. 5, 5b; 

 Tenth Ann. Rept. U. S. Geol. Surv., 1890, p. 641, pi. 94, figs. 

 3. 3 b , 3 C - 



15445. Olenoides levis Walcott. Cotypes. 



Lower Cambrian. Pioche, Nevada. 



Walcott, Bull. No. 30, U. S. Geol. Surv., 18S6, p. 187, pi. 25, 

 figs- 3> 3a. 



= Zacanthoides levis. 



15446. Olenoides ? marcoui (Whitfield). Plesiotype. 



Lower Cambrian. Parker's Quarry, Georgia, Vermont. 



Walcott, Bull. No. 30, U. S. Geol. Surv., 1886, p. 1S6, pi. 26, figs. 

 5-5I); Tenth Ann. Rept. U. S. Geol. Surv., 1890, p. 642, pi. 94, 

 figs. 2-2D. 



15453. Olenoides nevadensis (Meek). Holotype. 



Middle Cambrian. House Range, Antelope Spring, Utah. 

 Walcott, Bull. No. 30, U. S. Geol. Surv., iS86,p. 181, pi. 25, fig. 7. 

 See Paradoxides? nevadensis. 



15449. Olenoides quadriceps (Hall and Whitfield). Cotj^pe and 



plesiotype. 

 Lower Cambrian. Ute Peak, Utah, and Prospect Peak, 

 Nevada. 



Walcott, Bull. No. 30, U. S. Geol. Surv., 1SS6, p. 187, pi. 29, 

 figs, i-ic; Tenth Ann. Rept. U. S. Geol. Sim-., 1890, p. 646, 

 pi. 94. figs. 4-4tl- 



See Dicellocephalus quadriceps. 



