184 TELLINA. BENT-WEDGE. Class VI. 



21. SOLIDU- T. solidula. Lin. Tr. viii. 58. List. Angl. tab. iv. Jig. 25. 



la. jlfow*. 2W. Sr. 63. T. carnaria. Br. Zool. iv. 88. 



,/fesA-co/orerf. 



T. with a strong and rounded shell, generally of 

 a bloom color within and without ; externally 

 marked with belts of deeper red. Breadth about 

 seven-eighths of an inch. Tab. Hi. Jig. 2. 

 Sometimes found quite white, zsjig. 2. A. 



22. cornea. Lin. Syst. 1120. No. 72. Gm. Lin. Tr. viii. 59. 



horny. Lin. 3241. Cardiumcorneum. iJfow£. Test. 



Faun. Suec. No. 2138. Br. 86. 



List. Angl. App. tab. i.Jig- 5. 



T. with round shells very convex, marked with 

 a transverse furrow; color brown. Size of 

 a pea. 



Inhabits ponds and fresh waters. Tab. lii. 



23. LAC0S- Gm- J ^ ?w ' 3242. Cardium lacustre. Mont. 



tris. Lin. Tr. viii. 60. Test. Br. 89. 



* T. with a rhomboidal shell, flattish, smooth ; 

 beak pointed, horn-colored; diameter three or 

 four tenths of an inch. Inhabits fresh water. 



Discovered by Mr. Swainson in a river near 

 Bulstrode, and also by Mr. Montagu in Wilt- 

 shire and Devonshire. 



