186 pusiA. 



species that " thov are usually found associated with En(jina 

 mendicaria . which thcv resi'iulih' so closely iu shape and color as 

 to l)e easily- mistaken for small specimens of the latter species. 

 Mr. Crosse's figure, which is slightly enlarged, very correctl}' 

 represents the usual form. They, however, frequently differ in 

 being more slender, and the ribs are sometimes nearly obsolete. 

 Animal black. The foot is oblong, margined with yellow, slightly 

 auriculate in front, and about three-fourths tiu' length of the 

 shell. Siphon rather long, irrorated witli white. 'JMie pale ten- 

 tacles are marked hy two black zones." 



T. LOTA, lleeve. PI. 54, fig. 570. 



Pale reddish orange, variegated with brown. Length, "75 inch. 



Isle of Tlcao ; Plnlippuics. 



A species of no determinate character, closely allied to or 

 identical with T. microzonias, Lam. Sowerby considers it a 

 synonym of T. pii<olina. Lam., a species wlucli I believe to Ite 

 identical with T. dermeslina. 



T. ciLANDTFORMis, Rceve. PL 54, fig. 57 L 



White, variegated with bi'own. Length, -5 inch. 



Red Sea ; Tmlutii Ocean. 



Messrs. G. and H. Nevill say that T. dredn/o,, radius and this 

 species are identical, running together through intermediate 

 forms; the types are so different, however, that having no series 

 of specimens by whicli to v(M-ifvtliis for myself. 1 prefo- to keep 

 them distinct. 



'!'. crniAKA. Ueeve. IM. 55, tig. 59!*. 



iiight piii|iK>-lM()\\ n with :i nari'ow, pale baud. H., '75 inch. 



J/ab. unknown. 



T. .Ain'KoxiMATA. Pease. 



Siiell ovate, tui*reted ; whorls eonvexly angiihilcd at (he sutures, 

 longitudinaUy liblxMl, crossed l)y impressed stria'; interstices 

 punctured; aperture striatecl within; (u)lumella four-plaited. 

 (Joloi- white, ban(U^d and lihttched irregularly with chestnut- 

 brown. 



Sa/idtcich Inlands. 



Not figured. Not seen liy either- Mr. Garrett or myself. 



