NORTHUMBERLAND AND DURHAM. 141 



11. L. NiTiDA, Fob. 



Johns. Brit. Zooph., 319, t. Iv., f. 11. 

 Busk, Catal., 76, t. Ixxvi. f. 1. 

 Rare. " Berwick Bay* on Patella ccerulea" — Dr. Johnston. 



12. L. BispiNOSA, Johns. 



Johns. Brit. Zooph., 326, t. Ivii., f. 10. 

 Busk, Catal., 77, t. Ixxx., f. 1—4. 

 " On Modiola vulgaris from Berwick Bay." — Dr. Johnston. 



13. L. Peachii, Johns. 



Johns. Brit. Zooph., 315, t. Iv., f. 5, 6. 

 Busk, Catal., 77, t. Ixxxii., f. 4, and t. xcvii. 

 Lepralia immersa, Johns. Brit. Zooph., 325, t. Ivii., 

 f. 8. 

 Common on stones and shells from near low-water mark to 

 deep water. The variety immersa is more frequent in 

 deep water. 



14. L. VENTRicosA, Hassall. 



Johns. Brit. Zooph., 305, t. liv., f. 5. 

 Busk, Catal., 78, t. Ixxxii., f. 5, 6; t. Ixxxiii, f. 5; 

 and t. xci., f. 5, 6. 

 On Fusus antiquus from deep water; rare. Cullercoats. — 

 J. A. 



15. L. PUNCTATA, Hassall. 



Johns. Brit. Zooph., 312, t. Iv., f. 1. 

 Busk, Catal., 79, t. xc, f. 5, 6; t. xcii., f. 4; and t. 

 xcvi., f. 3. 

 On the underside of stones in tide-pools; common. Rare 

 in deep water. 



• Dr. Johnston considered Berwick Bay to extend southwards to Bamborough : 

 species to which this locality are assigned may, therefore, be fairly considered within 

 the limits of our Catalogue. 



