177 



Conch. Icon., MzVra, pi. 15. f. 116. 



Hab ? 



In painting this shell reminds one of the Mitra crenifera ; the 

 sculpture is however of a quite diflferent pattern. 



Mitra Gruneri. Mitr. testd abbreviato-fusiformi, subharptBformi, 

 spird breci, turritd, acutd; longitudinaliter acute costatd, costis 

 superne mucronato-tuberculatis, anfractuum parte superiori plono- 

 angulatd ; olivaceo-viridescente, lineis tribus rubido-fuscis subdi- 

 stantibus inter costas seriatim pictd ; columdld quinqueplicatd. 

 Conch. Icon., Mitra, pi. 16. f. 119. 



Hab. Island of Masbate, Philippines (found on the reefs at low 

 •water) ; Cuming. 



It is somewhat a matter of surprise that this very characteristic 

 species, which is not uncommon, has never been described. I dedi- 

 cate it with much pleasure to E. L. G. Gruner, Esq., of Bremen. 



Mitra caliginosa. Mitr. testd ovato-fusiformi, solidiusculd, spird 

 breviusculd ; anfractibus convexis, Icevigatis, iransversim impresso- 

 striatis ; albd, epidertnide corned nigricante undique indutd ; colu- 

 melld guingueplicatd. 



Conch. Icon., Mitra, pi. 16. f. 121. 



Hab. ? 



I have no locality for this species, which is a rather solid white 

 shell, closely enveloped by a dark blackish epidermis. 



Mitra funicūlata. Mitr. testd abbreviato-fusiformi, spird brevi- 

 usculd; anfractibus superne subangulatis, liris angustis elevatis 

 subdistantibus undique funiculatis, interstitiis striis subtilissime 

 cancellatis ; roseo-albicante, epidermide fuscescente indutd, liris 

 fuscescente-punctatis ; columelld guadriplicatd, plicis infimis sub>- 

 obscuris ; aperturd longiusculd. 



Conch. Icon., Mitra, pi. 16. f. 122. 



Hab. Isle of Plata, West Columbia (found in coral sand at the 

 depth of fourteen fathoms) ; Cuming. 



A species intermediate between the Mitra circulata and sulcata. 



Mitra concentrica. Mitr. testd acuminato-ovatd, subfusiformi, 

 longitudinaliter concentrici costatd, costis superne mucronatis, in- 

 terstitiis impresso-striatis ; albidd, ferrugineo-fusco hinc et hinc 

 maculato-tinctd, ad basincue fasciatd ; columelld guingueplicatd ; 

 aperturee fauce striatd. 

 Conch. Icon., Mitra, pi. 17. f. 128. 



Hab. Isle of Annaa, Pacific Ocean (found on the reefs at low 

 water) ; Cuming. 



This species is very closely allied to the Mitra mucronata, from 

 ■which it only difFers in the concentric disposition of the ribs, and in 

 their being denuded of tubercles. 



Mitra Senegalensis. Mitr. testd fusiformi, spird acute acumi- 

 natd ; anfractibus Iccvigatis, superne tmnidiusculis ; Uvido-olivaced, 



