ABT. 17 ILLUSTRATIONS OF TYPES OF SHELLS — BALL 13 



COLUS (AULACOFUSUS) HALIDONUS DaU 



Plate 1, fig. 12 



Coins (Atdacofusus) halidonus Dall, Proc. U. S. Nat. Mus., vol. 56, No. 2295, 

 p. 318, 1919. 

 Off De.struction Island, coast of Washington, in 516 fathoms. U. S. Nat. 

 Mus. Cat. No. 213250. 



COLUS (AULACOFUSUS) HALIMERIS Dall 



Plate 2, fig. 7 



Aulacofusus (Limatoftisus) hallmerls Dall, Proc. U. S. Nat. Mus., vol. 56, No. 

 2295, p. 320, 1919. 

 Eastern Passage, near the Stikine River, southeastern Alaska, in 70 fathoms. 

 U. S. Nat. Mus. Cat. No. 207192. 



COLUS (LIMATOFUSUS) MORDITUS Dall 



Plate 1, fig. 1 



Coins {Limaiofusus) morditus Dall, Proc. U. S. Nat. Mus., vol. 56, p. 319, 1919. 

 Gulf of Georgia, British Columbia. U. S Nat. Mus. Cat. No. 222462. 



COLUS (AULACOFUSUS) NOBILIS Dall 



Plate 5, fig. 4 



Colus ( Aulacofusus) nobilis Daix, Proc. U. S. Nat. Mus., vol. 56, No. 2295, 

 p. 315. 1919. 

 Bering Sea near the Pribiloff Islands in 60 fathoms. U. S. Nat. Mus. Cat. 

 No. 222983. 



COLUS (AULACOFUSUS) OMBRONIUS Dall 



Plate 3, fig 5 



Colus [Aulacofusus) omhronius Dall, Proc. U. S. Nat. Mus., vol. 56, No. 2295, 

 p. 315, 1919. 

 Bering Sea, between Bristol Bay and the Pribiloff Iidands in about 30 

 fathoms. U. S. Nat. Mus. Cat. No. 213239. 



COLUS (AULACOFUSUS) PULCIUS Dall 



Plate 3, fig. 1 



Aulacofusus (Limatofiisus) pulcius Dall, Proc. U. S. Nat. Mus., vol. 56, No. 

 2295, p. 318, 1919. 

 Arctic Ocean, north of Bering Strait, in about 50 fathoms. U. S. Nat. 

 Mus. Cat. No. 223799. 



COLUS (AULACOFUSUS) ROSEUS Dall 



Plate 26, fig. 2 



Chrysodomus roseus Dall, Proc. Cal. Acad. Sci., vol. 7, p. 7, 1877. 



Bristol Bay, Bering Sea, in 10 to 15 fathoms. U. S. Nat. Mus. Cat. No. 

 122664. 



