GASTEROPODA. 109 



Natica punctura (Bean) var. bajocensis, d'Orbigny, W. H. 

 Hudleston, G. M. dec. 2, ix (1882), pi. v, f. 10 a, b, p. 201. 

 Dogger Series ; Blue Wyke. Leckenby Collection. 



N. texata, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. (1863), pi. xlv, 

 f. 30, 30 a, p. 96. Forest Marble; Laycock. Walton Col- 

 lection. 



Naticopsis? glaitcinoides, v. Natica parva. 



Nerinaea cingenda (Phillips), W. H. Hudleston, G. M. dec. 3, 

 I (1884), pi. iv, f. 3, 3 a, 4, 4 a, p. Ill, and Brit. Jurass. 

 Gasterop. Inf. Ool. (1890), pi. xiv, f. 13 a, b, p. 210. Dogger 

 Series ; Blue Wyke. Leckenby Collection. 



N. cingenda ? (Phillips), W. H. Hudleston, G. M. dec. 3, i (1884), 

 pi. iv, f. 6, 6 a, p. 111. Dogger Series; Blue Wyke. Leckenby 

 Collection. 



N.? cingenda (Sowerby), v. Cerithinella? sp. 



N. flisiformis, d'Orbigny, W. H. Hudleston, G. M. dec. 2, vii 

 (1880), pi. xvi, f. 7 a, b, p. 486. Coral Rag; Malton. Leckenby 

 Collection. 



N. pseudovisurgis, W. H. Hudleston, G. M. dec. 2, vii (1880), 

 pi. xvii, f. 1, p. .529. Coralline Oolite; near Pickering. Leck- 

 enby Collection. 



N. roemeri, Phillipi, W. H. Hudleston, Proc. Geol. Assoc, v 

 (1878), pi. iv, f. 2 a, b, p. 475, and G. M. dec. 2, vii (1880;, 

 pi. xvii, f. 2 a, b, p. 530. Coralline Oolite; near Scarborough. 

 Leckenby Collection. 



N. tumida, W. Keeping, Foss. Up ware and Brickhill (1883), 

 pi. iii, f. 8, p. 94. Probably Cerithium, T. Roberts, Q. J. G. S. 

 XLiii (1887), p. 267. Louver Greensand; Upivare. 



N. sp. (?fasciata, Rcemer), W. H. Hudleston, G. M. dec. 3, i 

 (1884), pi. iv, f. 10, p. 114. Combrash; Scarborough. Leckenby 

 Collection. 



N. 8p., W. Keeping, Foss. Upware and Brickhill (1883), pi. iii, f. 7, 

 7 a, p. 94. Probably Cerithium, T. Roberts, Q. J. G. S. XLili 

 (1887), p. 267. Lowei- Greensand; Upware. 



Nerita buvignieri, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. 



