193 



Genus Mitra, (Lam. & Swains.). 



MiTRA NEBULosA. Mitva testcl turritd, striis impressis cinctd, 

 pallide flavd maculis castaneo-fuscis pictd ; columelld obsolete sex- 

 plicatd: long. I i- poll., lat. 'i^ poll. 



Hab. ad Insulani Annaan. 



Mr. Cuming found this species on the reefs at low water. 



Mr. Swainson, whose name is retained, has the following observa- 

 tion : " representing nubila." "Type 5, 1." 



MiTRA SwAiNSONii. Mitru testd turritd, valde productd, Icevigatd, 

 pallide earned, apicem versus pallide brunned, striis transversis 

 cinctd; columelld quadriplicatd : long. 6, lat. I. poll. 

 Hab. ad Colombiam Occidentalem. (Monte Christi.) 

 Dredged up from sandy mud by Mr. Cuming in seven fathoms 

 water. 



This shell has been much exposed, and its colour is faded. 

 The following remark appears on the cover : " Type 1, 1." 



MiTEA Ancillides. Mitra testd turritd, minufisime transversim. 



striatd, totd pallide flavd ; columelld quinqueplicatd : long. 5, 



lat. 2 pull. 

 Hab. ad Insulam Annaan. 

 Found on the reefs. 

 The following remark appears on the cover : " Type 5, (2 ?)." 



MiTRA MAURA. Mitra testd turritd, transversim minute striatd, 

 anfractibus torosis, totd nigricante ; columelld albd, quadriplicatd ; 

 aperiurd hiante : long. 2-J-, lat. ^poll. 

 Hab. ad Peruviam. (Iquiqui.) 



Found in the fissures of rocks, buried in sand, at low water mark. 

 On the cover is the following observation : " representing Tiara 

 foruminata, Type 1, 4," 



The older shells are eroded, especially towards the apex, like some 

 of the freshwater turbinated shells. 



MiTRA FULVESCENS. Mitra testd ovato-elongatd, fulvd, striis altis 



cinctd ; columelld sexplicatd: long. ^, lat. -.'^r poll. 

 Hab. ad Insulam Annaan. 

 Found on the reefs. 

 On the wrapper is the following observation: "Type 5, 1." 



MiTRA TESTACEA. Mitra tcstd turritd, acuminbtd, rubro-luiescente, 

 transversim striatd; columelld quinqueplicatd : long, l^, lat. ^poll. 

 Hab. ad Insulam Anuaan. 

 Found on the reefs. 



Mr. Swainson has the following observation on the wrapper: 

 "Type 5, 1. representing/a/ra." 



MiTUA FULVA, var. Mitra testd turritd, fulvd, striis transversis 

 punctatis cinctd; suturd crenulatd ; columelld seaplicatd ; labro 

 crenulato. 



