TELLINA. 
PuatE XLVI. 
Species 267. (Mus. Hanley.) 
TELLINA PRODUCTA. 
concentrice minutissimé lirata ; latere postico angulato, 
Tel. testa subtrigond, alba, levigata, 
gona, J 
acuminatim producto, subrostrato, margine ventral 
ad angulum sursum acclivi; latere antico tnflato, 
margine dorsali declivi; umbonibus elevatis, dentibus 
cardinalibus minutis, lateralibus nullis. 
THE PRODUCED TELLINA. 
Shell subtrigonal, white, | 
smooth, concentrically very minutely ridged ; posterior 
side angulated, acuminately produced, subrostrated, 
ventral margin sloped upwards to the angle; anterior 
side inflated, dorsal margin sloped ; wmboes elevated, 
cardinal teeth minute, lateral none. 
SOWERBY. 
Hab. Hongkong. 
Like Tellina cygneus in shape, but ridged concentrically. 
Species 268. (Mus. Hanley.) 
TetuInA Myxrormis. Tel. testd ovata, subcompressa, 
albidd, levigatd ; latere postico brevi, laté truncato, 
obtuse angulato, margine dorsali declivi, margine ven- 
trali ad angulum sursum acelivi, medio inflato ; latere 
antico oblongo rotundo, margine dorsali rotundo ; um- 
bonibus retrorsis, acutis. 
THe Mya-suarpep TrL“LIna. Shell ovate, rather com- 
pressed, whitish, smooth; posterior side short, widely 
truncated, obtusely angular, dorsal margin sloped, 
ventral margin sloped upwards to the angle, middle 
inflated ; anterior side oblong, rounded, dorsal mar- 
gin rounded ; umboes leaning backwards, acute. 
SoOWERBY. 
Hab, Calicut Lake, Coromandel. 
_ The shell bears some slight resemblance to Mya truncata. 
Species 269. (Mus. Cuming in Brit.) 
TeLLina casta. Tel. testéd subrotundd, elevatd, albi, 
pellucida, tenui, inflata, levigatd ; latere postico bre- 
viusculo, flexurd validd radiato, marginibus dorsalibus 
declivibus, margine ventrali inflato ; dentibus cardinali- 
bus parvis, lateralibus distinctis. 
Tue cHaste TELLINA. Shell rather rounded, elevated, 
white, pellucid, thin, inflated, smooth ; posterior side 
rather short, rayed with a strong flexure, dorsal mar- 

gins sloped, ventral margin inflated; cardinal teeth 
small, lateral distinct. 
Haney, Proc. Zool. Soc. 1844; Sowerby’s Thesaurus, 
pl. 56. f. 9. 
Hab. Singapore. 
Less oval than Zed/ina Nua, with much stronger radiat- 
ing flexure. 

Species 270. (Mus. Cuming in Brit.) 
TELLINA spRRATA. Tel. testd solidd, alba, roseo-suffusd, 
ovali-subtrigond, compressiusculd, concentricé striatd, 
struis exilibus confertis, prope margines dorsales ele- 
vatis ; latere postico obtuse angulato, subacuminato, 
ante angulum depresso; latere antico rotundo, mar- 
gine ventrali convero; umbonibus acutis, elevatis, 
margine dorsali utrinque declivi ; dentibus lateralibus 
approximatis, magnis. 
THE SERRATED TELLINA. Shell solid, white, with a 
blush of rose, ovate-subtrigonal, rather compressed, 
concentrically striated, striee narrow, close, elevated 
near the dorsal margins; posterior side obtusely 
angular, subacuminated, depressed in front of the 
angle; anterior side rounded, ventral margin convex ; 
unboes acute, elevated, dorsal margin sloped on both 
sides ; lateral teeth approximate, large. 
Hantey, Proc. Zool. Soc. 1844. 
Hab. Africa. 
Species 271. (Mus. Hanley.) 
TELLINA oBTUsA. Tel. testé ovatd, albd, solidiusculd, 
equaliter inflata, inequilaterali, concentrice rugata ; 
latere postico brevi, vix flexuoso, obtuse angulato, 
oblusissimeé truncato, margine dorsali arcuato, declivi ; 
latere antico inflato rotundo, margine dorsali declivi, 
ante umbones excavato, umbonibus obtusis ; dente late- 
rali antico in utrdque valved approximato. 
opTusE TELLINA. Shell ovate, white, rather solid, 
equally inflated, inequilateral, concentrically wrinkled ; 
posterior side short, very slightly flexuous, obtusely 
THE 
angular, very obtusely truncated, with dorsal margin 
arched, sloped; excavated in front of the umboes, 
umboes obtuse ; an approximate anterior lateral tooth 
in each valve. 
Sowerby. 
Hab. Isl. St. Thomas. 
October, 1868. 
