522 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



61544. Pleurotoma barretti Guppy. Holotype. 



Miocene. Cumana, Venezuela. 



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

 pi 17, fig- 6. 



162535. Pleurotoma (Borsonia) bartschi Arnold. Holotype. 



Pliocene. Deadman Island, off San Pedro, California. 

 Arnold, Mem. Calif. Acad. Sci., Ill, 1903, p. 200, pi. 9, fig. 1. 



136965. Pleurotoma boadicea Dall. Holotype. 



Oligocene. Oak Grove, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. V, 1900, pi. 

 41, fig. 4. 



162534. Pleurotoma (Borsonia) dalli Arnold. Holotype. 



Pliocene. Deadman Island, off San Pedro, California. 

 Arnold, Mem. Calif. Acad. Sci., Ill, 1903, p. 201, pi. 6, fig. 2. 



12458. Pleurotoma ? hitzi (Meek). Holotype. 



Colorado (Cret.). Opposite Fort Shea, Missouri River. 

 Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 161, pi. 34, fig. 4. 



162533. Pleurotoma (Borsonia) hooveri Arnold. Holotype. 



Pliocene. Deadman Island, off San Pedro, California. 

 Arnold, Mem. Calif. Acad. Sci., Ill, 1903, p. 201, pi. 10, fig. 1. 



1 15579. Pleurotoma jamaicense Guppy. Holotype. 



Miocene. Jamaica, British West Indies. 



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

 pi. 16, fig. 6. 



1 3035 1. Pleurotoma lapenotierei Dall. Holotype. 



Oligocene. Ballast Point, Tampa, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. V, 1900, pi. 43, 

 fig- 14. 



147038. Pleurotoma lerchi Vaughan. Holotype. 



Claibornian (Eocene). Hammets Branch, near Mount 

 Lebanon, Louisiana. 



Vaughan, Bull. No. 142, U. S. Geol. Surv., 1897, p. 32, pi. 2, 

 fig. I- 



147039. Pleurotoma ludoviciana Vaughan. Holotype. 



Claibornian (Eocene). Hammets Branch, near Mount 

 Lebanon, Louisiana. 

 Vaughan, Bull. No. 142, U. S. Geol. Surv., 1897, p. 33, pi. 2, 

 fig- 3- 



1 15584. Pleurotoma miranda Guppy. Holotype. 



Miocene. Jamaica, West Indies. 



Guppy, Proc. Sci. Assoc. Trinidad, 1882, p. 178, pi. 7, fig. 19. 



