MITRA. Ill 



inserted into a hole at the apex of 'the spire. A pipe of this 

 manufacture, in my possession, is formed from the Mitra papalis, 

 and I have seen others made out of Mitra episcopalis and of 

 Cerithium and Terebra.* 



Typical Group. 



Mitriform, thick, spire elevated, apex sharp ; mouth rather 

 small and narrow, notched in front ; columella obliquely plicate ; 

 lip rather thick, smooth within. 



* Edge of Up crenated, whorls generally spirally grooved 

 and punctured. 



M. EPISCOPALIS, Linn. PL 32, fig. 1. 



White, with somewhat quadrangular bright red spots, arranged 

 in revolving series. Length, 2'5-6 inches. 



Ceylon, Philippines, Polynesia. 



M. PAPALIS, Linn. PL 32, fig. 2. 



White, spotted and blotched with deep scarlet in revolving- 

 series. Length, 3-4'5 inches. 



Kingsmill, Caroline and Paumotu Isles. 



Much more rare in Polynesia than M. episcopalis, according 

 to Mr. Andrew Garrett. 



M. PONTIFICALIS, Lam. PL 32, fig. 3. 



White, with oblong or square red spots in revolving series. 

 Length, 2-3 inches. 



Animal creamy white, with opaque white dots. Sometimes 

 the shell is encircled with impressed lines, which are deeply 

 punctured at intervals. 



M. CARDINALIS, Gmelin. PL 32, fig. 4. 



Whitish, encircled by rows of chestnut-bay spots. 



Length, r?5-2'5 inches. 



Ceylon, Polynesia. 



Usually found in shallow water inside the reefs. Animal 

 uniform creamy white. 



* Belcher, Narrative of Voy. of Samarang, ii, 448, 1848. 



