168 
TELL IN A. TEL LEX. 
teeth. The size also never exceeds a line ; and 7 we have 
found them at all times of the year, both in England and 
Ireland, in the sandy sediment of streams, where neither 
the T. cornea nor amniea are to be met with. v. tv 
3- Tellina amniea. River Tellen. 
Dorset Cat. pi. 7- L 2. a— Wood , pi. 47. f. 6. 
Tellina rivalis. Lain. Trans, iii. pi. 13. f. 37, 38— Do - 
novan, pi. 64. f. 2. 
Cardium axnnicum. Montagu, p. S6. 
tShell thin, semitransparent, somewhat heart-shaped, 
shining' brownish or blueish horn-color, often yellowish to¬ 
wards the margin, white when dead, regularly grooved 
transversely, a little oblique chid produced at one end ; in¬ 
side blueish-white : beaks obtuse ; teeth two in one valve, 
and two lateral ones each side, and one in the other with 
a single lateral one each side, which are strong and e!e- 
vated above the margin : length about a quarter of an inch; 
breadth three-eighths. 
In most rivers with a sandy bottom, v. v. 
4. Tellina rubra. Red Tellen. 
C ardium rubrum. Af ontdgu , pi. 27. f. 4— Walker , f. 86. 
Shell oval-globular, semitransparent, smooth but not 
glossy, or obscurely striate transversely, of an uniform rich 
deep purple red: beaks prominent, obtuse, purple red; 
inside dark glossy purple: hinge with two minute purple' 
teeth in one valve placed close together, in the other simi¬ 
lar teeth but placed remote so as to admit the teeth of the 
opposite valve between them ; and in both valves a strong 
projecting white tooth .or protuberance on one side only: 
length hardly the tenth of au inch; breadth a little more 
tharfits length. 
Abundantly in the crevices of rocks in the south of De* 
von. v. v. 
B. Gcal and fiat, 5 to 15. 
5. Tellina lineata. Linealed Tellen. Fig. 16. 
o 
Shell somewhat oval, Hat, thin, semitransparent, rounded 
at one end, narrowed and somewhat angular at the other, 
sloping down the cartilage side, marked with numerous 
fin? 
