304 



not very conspicuous ; ligament small, projecting ; inside whitish, 

 and distinctly marked with radiating lineoles ; teeth very small. 

 Boston. 



160. Tellina ancilla (pi. Iviii. f. 9-i.) Eanlej/, Zool. Proc. 

 1844. 



T. testa oblongo-elongata, tenuiuscula, satis convexa, nitidissima, 

 extus intusque Candida, concentrice substriata, lineisque obsoletis 

 radiantibus ornatu ; striis supra costam umbonalem subobsoletam 

 remotioribus, distinctis, subimbricatis ; margine ventrali subrecto ; 

 dorsali antice subdeclivi et convexiuscido, postice subrecto et de- 

 clivi ; extremitate lateris antici producti rotundata ; latere postico 

 breviore, obtuse cuneil'ormi. 



Elongated-oblong, thinnish, moderately convex, very glossy, 

 pure white both within and without, with concentric striulse, 

 which are most perceptible at the nearly straight ventral margin, 

 and become subimbricated distinct and rather distant upon and 

 beyond the almost obsolete fold ; anterior side produced, its extre- 

 mity rounded, its dorsal edge slightly convex and not much 

 sloping; posterior side obtusely wedge-shaped, ligamental edge 

 straightish, tip rounded. 



Lord Hood's Island. 



161. Tellina BoDEGENsis (pl.hx. f.l02.) Hinds, ZooL Sul- 

 phur, vol. ii. t. 21. f. 2. p. 67. 



T. testa oblongo-elongata, insequilaterali, solidiuscula, compressa, 

 nitida, extus intusque Candida, concentrice et subimbricatini sul- 

 cata ; margine ventrali subrecto, antice sui'sum acchnato ; dorsali 

 utrinque subrecto, antice vix minime declivi ; latere postico bre- 

 viore, cuneiformi ; extremitate antica rotmidata ; flexura obsoleta ; 

 ligamento satis prominente ; dentibus lateralibus nullis. 



Elongated-oblong, inequilateral, rather soHd, compressed, of a 

 glossy ivory white, with regular moderately distant concentric sub- 

 imbricated sulci, (wliich in the only specimen I have ever seen 

 chsappear in one valve at the posterior end) ; the ventral margin 

 nearly straight, rising in front, the anterior dorsal scarcely at all 

 sloping ; posterior side the shorter, wedge-shaped ; front extremity 

 rather obtusely rounded; fold and flexure obsolete; ligament 

 moderately projecting ; inside white ; no lateral teeth. 

 Eussian Bodejas. 



162. Tellina Rhomboides (pi. Iviii. f. 92, 96, 97.) Qhoi/ 

 and Gaim., Voy. Ast. Zool. vol.iii. p.502. t.81. f.4-7 ; T. clathrata. 



