TELLINA. 
PLATE 
Species 112. (Mus. Taylor.) 
TELLINA CRYSTALLINA. el. testd subtrigond, brevi, 
alta, alba, pellucida, distanter concentricé liratd, com- 
pressa ; latere postico brevi, biangulato, acute vostrato, 
ante angulum sinuato ; latere antico producto, expanso, 
rotundato, cardine trigono, dentibus cardinalibus uno et 
duobus, dentibus lateralibus nullis, ligamento subinfosso. 
CRYSTALLINE TELLINA. Shell subtrigonal, short, 
elevated, white, pellucid, distantly concentrically 
THE 
ridged, compressed ; posterior side short, biangular, 
sharply beaked, with a sinus before the angle; an- 
terior side produced, expanded, rounded, hinge tri- 
gonal, with cardinal teeth one and two, no lateral 
teeth, igament partly imbedded. 
CHEMNITZ, vol. ii. p. 210. f. 1947, 1948. 
Hab. St. Elena and Panama, West Columbia. 
The type of a beautiful form, to which belong Zellina 
ostracea and others. 

Species 113. (Mus. Taylor.) 
TELLINA EXILIS. 
simd, rosed, postice albo biradiatd, medio suboblique 
Tel. testé subtrigond, oblonga, tenuis- 
liratd ; latere postico brevi, truncato, maryine ventrali 
recto, ad angulum posticum sursiim acelivi ; latere an- 
tico oblongo, termina rotundato. 
THE SLENDER TELLINA. 
thin, rose-coloured, with two white rays behind, ra- 
Shell subtrigonal, oblong, very 
ther obliquely ridged in the centre; posterior side 
short, truncated, ventral margin straight, sloping up- 
wards to the posterior angle; anterior side oblong, 
rounded at the end. 
Lamarck, Anim. sans vert. Tellina, n. 26. 
Hab. ——? 
This has very fine ridges, not quite concentric, but 
nearly so on the right valve. 

Species 114. (Fig. a, Mus. Taylor.) 
TELLINA RHOMBOIDES. ‘Tel. testd solidd, oblongd, obli- 
qué cuneatd, flavidd et fulvd vel alba rubro radiata, 
levigatd ; latere postico brevi, acuminato, angulato, 
lateraliter flewuoso, margine dorsali valde declivi, mar- 


XXII. 
gine ventrali sursim acclivi ; latere antico oblique in- 
flato, margine dorsali declivi. 
THE RHOMBOIDAL TELLINA. 
liquely wedge-shaped, yellow and fawn, or white 
Shell solid, oblong, ob- 
with pink rays, smooth; posterior side short, acumi- 
nated, angular, laterally flexuous, dorsal margin very 
sloping, ventral margin sloping upwards; anterior 
side obliquely inflated, dorsal margin sloping. 
Quoy et Gaimarp, Voy. Astr. Zool. vol. ii. p. 502. t. 
8. f. 4-7. 
Hab. Philippines; Cuming. 

Species 115. (Mus. M‘Andrew.) 
Triurna casgeus. el. testa tenui, oblonga, ovali, lavi- 
gatd, fulvd ; latere postico breviusculo, lateraliter flex- 
uoso, angulato, termino acuminato, margine dorsali, 
brevi, declivi ; latere antico producto, termino rotundo, 
dentibus cardinalibus minimis, dentibus lateralibus 
nullis. 
Tue cupese TELLINA. Shell thin, oblong, oval, smooth, 
fawn-coloured; posterior side rather short, laterally 
flexuous, angular, acuminated at the end, dorsal 
margin short, sloping; anterior side produced, 
rounded at the end, cardinal teeth very small, lateral 
teeth none. 
SOWERBY. 
Hab. 2 

Named from its cheese-like colour, and differing from 
Tellina rhomboides in being more oval and less oblique. 

Species 116. (Mus. Taylor.) 
TRLLINA MARGARITANA. el. testd ovali-subtrigond, 
concentrice minute liratd, albd, medio et prope um- 
bones flavidd ; latere postico breviusculo, biangulato, 
termino truncato, margine dorsali valde declivi, exca- 
vato, ligamento subinfosso, margine ventrali sursum 
acclivi ; latere antico subproducto, margine dorsali 
prope umbones excavato, margine ventrali convero. 
THe PEARLY TeLiina. Shell oval, subtrigonal, con- 
centrically minutely ridged, white, yellow in the 
middle and near the umboes; posterior side very 
short, biangular, truncated at the end, dorsal mar- 
March, 1867. 
