236 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



162536. Drillia merriami Arnold. Holotype. 



Pliocene. Deadman Island, off San Pedro, California. 

 Arnold, Mem. Calif. Acad. Sci., Ill, 1903, p. 207, pi. S, fig. 7. 



1 13 144. Drillia myrmecoon Dall. Holotype. 



Pliocene (?). Cape Fear River, North Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. II, 1S92, 

 p. 220, pi. 14, fig. 2. 



112087. Drillia newmani Dall. Holotype. 



Oligocene. Ballast Point, Tampa, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. I, 1890, p. 29, 

 pi. 4, figs. 5, 5a. 



97325. Drillia piscator Dall. Holotype. 



Pliocene. Caloosahatchie River, near Fort Thompson, 

 Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. I, 1S90, p. 34, 

 pi. 2, fig. 10. 



97324. Drillia podagrina Dall. Holotype. 



Pliocene. Caloosahatchie River, near Fort Thompson, 

 Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. I, 1S90, p. 34, 

 pi. 2, fig. 9. 



113172. Drillia schismatica Dall. Holotype. 



Pliocene. Shell Creek, De Soto County, Florida. 



ball, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. II, 1S92, p. 222, 

 pi. 14, fig. 1. 



97323. Drillia sedilia Dall. Holotype. 



Pliocene. Caloosahatchie River, near* Fort Thompson, 

 Florida. 



Dall, Trans. Wagner Free In>t. Sci. Phila., Ill, Pt. I, 1S90, p. 33, 

 pi . 2 , fig. ] . 



1 13170. Drillia sigela Dall. Holotype. 



Pliocene. Shell Creek, De Soto County, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. II, 1S92, p. 223, 

 pi. 14, fig. 2a. 



[11628. Drillia subflexuosa Whitfield. Holotype. 



Miocene. Shiloh, New Jersey. 



Whitfield. Mon. XXIV, I'. S. Geol. Surv.. 1894, p. 116, pi. 21, 

 figs. 5-7. 



38213. Drymadusa speciosa (Heer). Plesiotypes. 



Upper Miocene. Oeningen, Baden, Germany. 



Scudder, Geol. Mag., London, Dec. IY. II. 1N95, p. 1 17, pi. 6, fig. 1. 



