TELLINA.— 
THE GREENISH-wHITE TELLINA. Shell orange, with 
broad, white rays, rather smooth, minutely concen- 
trically striated, rather rounded oval, equivalve, in- 
equilateral, oblique, posteriorly sinuously arched ; 
posterior side short, angular, with dorsal margin 
very sloping, the end acuminated, ventral margin 
sloping upwards ; anterior side oblique, wide, round- 
ed, dorsal margin sloping, ventral margin swelled in 
front, ligament imbedded, lateral tooth short. 
Lamarck, Anim. sans vert. Tellina, n. 15. 
Hab. Isle of Negroes, Philippines; Cuming. 
Lamarck described this species from a faded specimen, 
the most conspicuous colouring of which was probably 
the greenish-yellow tint inside. 

Species 55. (Mus. Sowerby.) 
TruLina crassa. el. testa ovali-rotunda, crassa, subin- 
fata, valwuld dextra profundiore, albidd, roseo-radiatd, 
concentricd liratd, liris inequalibus numerosis, intus 
flavido-rosaced, dentibus lateralibus in valwulé deatra 
duabus remotis, ligamento semi-infosso; latere postico 
breviore, validée fleruosd, margine dorsali declivi, ter- 
mino obtuse subtruncatd; latere antico suboblique 
ovala. 
THE THICK TELLINA. 
flated, the right valve deeper, white rayed with rose- 
colour, concentrically ridged, ridges unequal, numer- 
ous, within yellowish-rose, with two distant lateral 
Shell rounded oval, thick, subin- 

Pratt XII. 
teeth in the right valve, ligament half-imbedded ; 
posterior side shorter, strongly flexuous, dorsal mar- 
gin sloping, obtusely subtruncated at the end; ante- 
rior side obliquely ovate. 
Pennant, Brit. Zool. vol. iv. p. 73. t, 48, f. 28. 
Tellina rigida, Donovan. 
Fellina maculata, Young, Turton, 
Hab, Britain, Europe. 

Species 56. Mus. Sowerby.) 
TELLINA YULSELLA. el. testa elongatd, attenuata, tenui, 
compressa, concentricé tenuiter striata, equivalvi, in- 
aquilaterd, roseo-purpurascenti ; latere postico valde 
flexuoso, angulato, angustato, rostrato, acuminato, mar- 
gine ventrali recto ; latere antico oblongo, termino sub- 
rolundo, margine dorsali recto, cardine angusto, den- 
tibus lateralibus nulls. 
THE TONGUE-SHAPED TELLINA. Shell elongated, at- 
tenuated, thin, compressed, concentrically finely 
striated, equivalve, inequilateral ; purplish-rose, pos- 
terior side strongly flexuous, angular, narrow, ros- 
trated, acuminated, ventral margin straight ; anterior 
side oblong, rounded at the end, with dorsal margin 
straight, hinge narrow, no lateral teeth. 
Suemnirz, Hanley, Thes. Conch. Tellina. 
Hab. Philippines; H. Cuming. 
A yellow variety of this ocewrs, but it is much more 
rare than the red one. 

