Zoological Societij. 365 



Tellina vernalis. Tel. testd subovali, tenuissimd, compressius- 

 culd, pelhtcidd, Icevi, nitidhsinul, albido-rosed, valde itKeqiulaterali, 

 ufrinque rolundatii ; margine ventrali ronvcxiuscido ; dorsali utrin- 

 que paulvlum ronvrxiuscu/o, posticc dectivi, antice vix minime de- 

 clivi ; latere antico produrto, postico brevi ; flentrd obso/eld ; dentc 

 Idterali minimo, antico, subapproximato. Long. 040; lat. 0"G3 

 poll. 



Ilab. Singapore; soft sandy mud, at seven fathoms. 



The outline is somewhat similar to T. lux, and both the texture 

 and colouring are most delicate. 



Tellina sPEcrAHiLis. Tel. testd ovato-trapeziformi,subtenui,ven- 

 tricosd, maxime inxequilaterali, impoUtd, intus extusque albidd, 

 concentrice striata ; striis rugosis, elevatis, tenuibus; margine ven- 

 trali paululum convexo ; dorsali antice convexo et declivi, postice 

 recto ant subincurvato et maxime declivi ; extremitale lateris antici 

 Idngioris obtusd ; extremitale posticd truncato-cunei/ormi , obtush 

 biangulatd ; cosid umbonrdi et flexurd conspictus ; ligamento 

 magno, hand prominente ; dentibus primuriis minimis, luteralibus 

 nitllis. Long. 2"15 ; lat. 2' 75 poll. 



Hab. Bay of Manila and island of Siquijor ; on coral sand, at low 

 water. Mus. Cuming, Hanley. 



Allied to the ephippium of Spengler. but easily distinguished by 

 the extreme disparity of its sides. 



Tkllina grandis. Tel. testd ovali, subtrigond, solidd, convexd, 

 subincequivalvi, Icevi, subi?nj)olitd, intiis extusque albidd, antici ro- 

 tundatd ; margine ventrali convexiusculo ; dorsali utrinque declivi, 

 postice recto aut subrecto, antice vix convexiusculo ; extremitate 

 lateris antiei brevioris obtusd ; flexurd cx)stdque umbonali subobso- 

 letis ; ligamento magno ; dentibus lateralibus nullis. Long. 2"40; 

 lat. 3-30 poll. 

 Hab. Tumbez, Peru. 



A large species, which assumes the appearance of a Lutraria. An 

 extremely thin greenish ashy epidermis is perceptible near the lower 

 margin. 



Tellina Bruguieri. Tel. testd rotundato-trigond , solidd, subcBqui- 

 laterali, convexd, impolitd, intus extusque albidd, sublcevigatd, 

 antice obtusd, postice. rotundatd ; margine ventrali convexo aut 

 subarcuato ; dorsali postice elevatiore, valde declivi et paululiim 

 convexo, antici arcuato et declivi; natibus prominentibus, antice 

 incumbentibus ; flexurd costdque umbonali obsoletis ; ligamento 

 infosso ; lunuld parvd ; dentibus primariis maximis, lateralibus 

 nullis. Long. l-oO ; lat. I'SO poll. 

 Hab. Ilo-Ilo, isle of Panhay ; hard sand. 



This species is evidently represented at plate 231. figure 2. of the 

 ' Encyclopedic Methodique,' but as no name accompanies the deline- 

 ation, I have assigned to it its present one, in honour of the illustrious 

 author of the letter-press to that work. 



Tellina gubernaculum. Tel. testd subovatd, subincequivalvi, 

 tenui, compressiusculd, Iccvi, extus intusque albidd, valdc incequi- 



