420 BULLETIN .53, UNITED STATES NATIONAL MUSEUM. 



1 12156. Murex chrysostoma chipolana Dall. Holotype. 



Oligocene. Ten Mile Creek, Chipola River, Florida. 



Dall, Trans. Wagner Free Inst. Sci. Thila., Ill, Pt. I, 1890, p. 139. 



1 15479. Murex collatus Guppy. Holotype. 



Oligocene. Jamaica, British West Indies. 



Gupp}', Geol. Mag., London, Dec. II, I, 1874, p. 433, pi. 16, fig. 8. 



87749. Murex ( Pterorhytis) conradi Dall. Cotypes. 



Miocene. St. Marys River, Maryland. 



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

 143, pi. t2, figs. 8, II. 



1 35 148. Murex marksi Harris. Holotype. 



Eocene. One mile northeast of Pansy, Cleveland County, 

 Arkansas. 



Harris, Ann. Rept. Geol. vSurv. Arkan.sas, 1894, Pt. II, p. 167, 

 pi. 6, fig. 10. 



1 1 2164. Murex (Chicoreus?) micromeris Dall. Holotype. 



Pliocene. Caloosahatchie River, near Fort Thompson, 

 Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. I, 1890, p. 141, 

 pi. 12, fig. 12. 



1 1 1626. Murex shilohensis burnsi Whitfield. Holotype. 



Miocene. Jericho, New Jerse}'. 



Whitfield, Mon. XXIV, U. S. Geol. vSurv., 1894, p. 98, pi. 17, 

 fig. 2. 



112165. Murex (Pteronotus ) textilis (Gabb). Plesiotype. 



Pliocene. Caloosahatchie River, near Fort Thompson, 

 Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. I, 1890, p. 142, 

 pi. 9, fig. 4. 



1 12066. Muricidea spinulosa ( Heilprin). Plesiotype. 



Oligocene. Ballast Point, Tampa, Florida. 



Dall, Trans. Wagner Free Inst. vSci. Phila., Ill, Pt. I, 1890, p. 149, 

 pi. 8, fig. 9. 



360.S. Mya abrupta Conrad. Holotype. 



Miocene. Astoria, Oregon. 



Conrad, Wilkes U. S. Kxpl. Kxped., X, 1849, p. 723, Atlas, ])1. 17, 



%«• 5, 5a- 

 :=Panopea abrupta. 



15224. Myacites inconspicuus Meek. . Holotype. 



Jurassic. Weber Canyon, Wahsatch Range, Utah. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV Pt. I, 1877, p. 137, 

 pi. 12, fig. 10. 



