60 



Mitra ^thiops. Mitr. testd ovatii, crassd, spird acutiU Uris 

 parvis transversis et longiludinalibus, concentricis, undigue decus- 

 satd; nigerrimd, vel olivaceo-nigrd ; columelld planatd, guadri- 

 plicatd, callositate superne munitd ; labroplanato, intus denticulato, 

 superne sinuato. 

 Conch. Icon., Mitra, pi. 38. f. 324. 



Hab. Islands of Ticao and Luzdh, Philippine Islands (found under 

 stones at low ^vater) ; Cuming. 



Belonging to that interesting group of -n-hich the Mitrce Ziervogel- 

 iana and Woldemarii form part. 



Mitra zelotypa. Mitr. testd ovatd, anfractibus superne rotunda- 

 tis, longitudinaliter costatis, transversimfortitercancellato-liratis; 

 Ivteo albogue vndigue /asciatd ; columelld guadriplicatd, aperturce 

 fattce violascente. 

 Conch. Icon., Mitra. pi. 38. f. 325. 



Hab. ? 



A very distinct species, from the collection of H. Cuming, Esq., 

 concerning -vvhich he possesses no Information as to its locality. 



Mitra infausta. Mitr. testd ovatd, solidiusculd, longitudinaliter 

 subundato-costald, transversim impresso-striatd ; incarnato-stra- 

 mined, lineis impressis rubido-fusco hic illic exiliter tinctis ; colu- 

 melld triplicatd. 

 Conch. Icon., Mitra, pi. 39. f. 326. 



Hab. Island of Ticao, Philippines (found under stones at low 

 water) ; Cuming. 



The transverse impressed striae are chiefly stained with reddish 

 brown where they pass over the ribs. 



Mitra Graia. Mitr. testd ovatd, solidd, spird brevi, acuminatd; 

 leevigatd, albd, opacd, epidermide luted indutd ; columelld triplicatd. 

 Conch. Icon., Mitra, pi. 39. f. 327. 



Hab. Island of Paros, Grecian Archipelago ; Miller, R.N. 



A stout solid shell, of a peculiar opake marble-white, covered with 

 a yello\v epidermis. 



Mitra candida. Mitr. testd ovatd, subfusiformi, transversim 

 crebriliratd, lirarum interstitiis longitudinaliter subtilissime stri- 

 atis ; candida ; columelld triplicatd. 

 Conch. Icon., Mitra, pi. 39. f. 328. 

 Hab. La Guaj'ra, South America. 



A w'hite closely-ridged species, iu the collection of His Majesty the 

 king of Denmark, by whose permission it has been forvvarded to me 

 for illustration. 



Mitra rustica. Mitr. testd oblongo-ovatd, spird turritd; anfrac- 

 tibus superne angulatis, longitudinaliter costatis, costis subdistan- 

 tibus, ad angulum miiricuto-tuberculatis, transversim punciuratis ; 

 albidd, inferne cinered ; columelld guadriplicatd. 



Conch. Icon., Mitra, pi. 39. f. 329. 



Hab. ? 



