70^ CATALOGUE OF THE M0LLU8CA 



the latter, are seen on either side. The muzzle is very large 

 and broadly bilobed. This animal evidently is very diiFerent 

 from that of Velutina Icevigata, but the drawings we made are 

 too imperfect to establish a generic character upon.* 



Q6. LAMELLARIA, Montagu. 



1. L. PERSPicuA, Linn. 



Bulla kaliotoidea, Mont. Test. Brit. 211, t. 7, f 6. 

 In shallow water, rare. Several specimens have been got 

 from the fishing boats at Whitburn, by the Rev. G. C. Abbes, 

 The shell has also been found cast on shore at Whitley. — J. H. F. 



2. L. TENTACULATA, Mont. 



Lamellaria tentaculata, Mont, in Linn. Trans, xi. 186, t. 



12, i. 5, 6. 

 Coriocella tentaculata, Johns, in Berw. Club Proc. i. 275. 

 Among rocks at low-water mark, Cullercoats. Bather rare. 



Order. SCUTIBRANCHIATA, Guvier. 



Family. FissuRELLioiE, UOrhigny. 



67. EMARGINULA, Lamarck. 

 1. E. FissuRA, Linn. 



Patella fissur a, Mont. Test. Brit. 490. 

 From the fishing boats, rare. The shell is occasionally found 

 in sand. 



68. PUNCTURELLA, Lowe. 



1. P. NOACHINA, Linn. 



Fissurella noachina, Thorpe Brit. Mar. Conch. 134, f. 78. 

 We got a living example of this species adhering to a Ftcsus 

 antiquus brought in by the fishermen at Cullercoats in 1842. 

 Mr. W. King subsequently dredged an individual " in 50 fathoms 

 water 60 miles to the east of the north coast of Durham." One 

 or two dead and worn shells have been got from the deep-water 

 fishing boats. 



* While these sheets are going through the press, we have received from 

 Mr. Gray, of the British Museum, his valuable " List of the Genera of Recent 

 MoUusca," in which we observe that the genus Otina is proposed for this spe- 

 cies. 



