TELLINA. 
Prate XVI. 
Species 76. (Mus. Sowerby.) > 
TELLINA NUX. 
gatd, rotundato-ovali ; latere postico brevi, radiatim 
Tel. testé parva, alba, convead, tenui, levi- 
angulato, subacuminato, margine dorsali convexo, de- 
clivi, margine ventrali sursum acclivi; latere antico 
inflato, rotundo, umbonibus prominentibus, margine 
cardinali tenui, dentibus lateralibus duobus antics sub- 
remotis. 
THE Nut TELLINA. 
smooth, rounded oval; posterior side short, with a 
Shell small, white, convex, thin, 
radiating angle, rather acuminated, dorsal margin 
convex, sloping, ventral margin sloping upwards ; an- 
terior side inflated, rounded, umboes prominent, 
hinge-margin thin, with two anterior, rather remote, 
lateral teeth. 
Han ey, Proc. Zool. Soc. 1844; Thes. Conch., Tella, 
f. 33. 
Hab. Philippines. 
Species 77. (Fig. a, 6, Mus. Sowerby.) 
Te_tina ropusta. Tel. testd rotundd, solidd, rosed vel 
luted, valde convexd, levissimd ; latere postico brevi, 
rostrato, angulato, acuminato ; latere antico rotundo, 
inflato, dentibus lateralibus prowimas. 
Tue ropust Triutna. Shell rounded, solid, rose or 
yellow, very convex, very smooth; posterior side 
short, beaked, angular, acuminated ; anterior side 
rounded, inflated, lateral teeth proximate. 
Han ey, Proe. Zool. Soc. 1844; Thes. Conch., Tellina, 
1s ee 
Hab. West Indies. 
A more solid, polished shell than the British and Me- 
diterranean Tellina solidula. 

Species 78. (Mus. Sowerby.) 
Tentina pumiba. Tel. testa ovali-subtrigond, pallide 
fulvd, compressa ; latere postico flexuoso, viv angulato, 
acuminato, termino truncato, margine dorsali declivi, 
margine ventrali sursum acclivi, medio depresso, sub- 
coarctato ; latere antico oblique rotundo, margine dor- 
sali declivi, margine cardinali dentibus lateralibus 
anticis proximis, umbonibus acuminatis. 
THe pWarr TELLIna. Shell ovato-subtrigonal, pale- 

brown, compressed ; posterior side flexuous, scarcely 
angular, acuminated, truneated at the end, dorsal 
margin 
middle 
liquely 
sloping, ventral margin sloping upwards, 
depressed, subcontracted ; anterior side ob- 
rounded, with dorsal margin sloped, hinge- 
margin with anterior, approximate, lateral teeth, uim- 
boes acuminated. 
Hanuey, Proc. Zool. Soc. 1844; Thes. Conch., Tellina. 
f. 41. 
Hab. Valparaiso. 
There are no very palpable characters in this shell, 
which is nevertheless distinguishable in form and con- 
vexity from Tedlina lineata. 
Species 79. (Fig. a, 6, Mus. Sowerby.) 
Teutina CyrenomEa. el. testa subrotundd, pallide 
fulod, prope wnbones et intus purpured, solidd, rugis 
crassis rotundis, postice sublaminatis liratd, valvulis 
paulo inequalibus, valvuld deatra, marginibus alteran 
superante ; latere postico subattenualo, subacuminato, 
margine dorsali depresso, complanato, declivi, termino 
subtruncato ; latere antico breviusculo, margine dorsali 
brevi, depresso, subcomplanato, termino subangulato, 
margine cardinal intus tenui, dentibus lateralibus in 
valvuld deatrd parvis, proximis, umbonibus rotundis 
albis. 
Tue CyrmNA-SHAPED TELLINA. 
pale fawn, within and near the umboes purple, solid, 
ridged with thick, round wrinkles, which are sub- 
Shell rather round, 
laminar posteriorly, valves a little unequal, the mar- 
gin of the right valve overlapping the other; poste- 
rior side rather attenuated, slightly acuminated, the 
dorsal margin depressed, flattened, sloping, trun- 
cated at the end; anterior side rather short, dorsal 
margin short, depressed, flattish, slightly angular 
at the end, cardinal margin thin within, lateral teeth 
in right valve small, approximate umboes rounded, 
white. 
Haney, Proc. Zool. Soc. 1844; Thes. Conch., Tellina, 
tenes 
Hab. St. Nicholas, Island of Zebu, Philippines. 
In the strong, regular ridges, and in the absence of 
oblique striz, the Cyrenoid Tellina differs from Te/lina 
splendidula. 

November, 1866. 
