LIST OF IRISH TESTACEA-. 



515 



MYTILUS. 



1. riigosus. Donovan, Brit. Sh. t. 141. — Montagu, Test. 



Br. p. 1 64. Portmarnock ; not uncommon. 



2. edulis. Donovan, Br. Sh. t. 128. — Montagu, Test.- Br, 



p. 159. Common on all the shores. 



3. incurvatus. Linn. Tr. viii. p. IO6. t. 3. f. 7- — Montagu, 



Test. Br. p, 159. Dublin Bay; rare. 



4. pellucidus. Donovan, Br. Sh. t. 81. — Montagu, Test. Br« 



p. I60. Dublin Bay, and Portmarnock; 

 rare. 



5. Modiolus. Donovan, Br. Sh. t. 23. — Montagu, Test. Br. 



p. 163. Dublin Bay, and Donaghadee ; pleii- 

 tiful. 



6. umbilicatus. Donovan, Br. Sh. t. 40. — Montagu, Test. Br. 



p. 164. Dublin Bay; rare. 



7. cygneus. Lough Fanla, King's County, and in the Grand 



Canal, about twenty miles from Dublin ; 

 very plentiful. Linn. Tr. viii. p. IO9. t. 3, 

 f. 2. & 3.— Montagu^ Test. Br. p. 179- 



8. anatinus. Linn. Tr. viii. t. 3. f. 1. & 4. — Montagu, Test. 



Br. p. 171. In the Shannon, at its junction 

 with the Bresna, and in the Pond of the 

 Botanic Garden at Glasniven, near Dublin. 



9. discors. Linn. Tr. viii. p. 111. t. 3. f. 8. & 9. Port- 



marnock and Dublin Bay ; rare. Plentiful 

 in Lough Strangford. 



10. fuscus. Shell oblong, narrow, with very fine transverse 



striae : one side emarginate, the other round- 

 ed : beaks prominent, curved. Shell minute 

 and brown. Turton's Linne, iv. p. 297. 

 Lister's Conchology, t. 359- f. 197. This is 

 a new shell in the British seas. It was found 

 at Sligo, and is in the cabinet of Dr Mac- 

 donnell> Belfast. 



