GASTEROPODA. 95 



Hudleston, G. M. dec. 3, I (1884), pi. vi, f. 3, 3 a, p. 147 and 

 Brit. Jurass. Gasterop. Inf. Ool. (1888), pi. iv, f. 8 b, p. 116. 

 Dogger Series ; Slue Wyke. Leckenby Collection. 



Another specimen, G. M. dec. 3, I (1884), pi. vi, f. 4, p. 149, 

 and Brit. Jurass. Gasterop. Inf. Ool. (1888), pi. iv, f. 8 c. p. 116. 

 Millepore Rock ; Stainton Dale. Leckenby Collection. 



Alaria myurus (Deslongchamps), W. H. Hudleston, Brit. Jurass. 

 Gasterop. Inf. Ool. (1888), pi. vi, f. 4 a, p. 130. Inferior Oolite; 

 Dundry. 



A. myurus (Deslongchamps) var. teres, W. H. Hudleston, G. 

 M. dec. 3, I (1884), pi. vii, f. 4, 4 a, p. 197. Cornbrash; 

 Scarborough. Leckenby Collection. 



A. pseudo-armata, W. H. Hudleston, G. M. dec. 3, I (1884), 

 pi. vi, f. 6, 6 a, p. 150, and Brit. Jurass. Gasterop. Inf. Ool. 

 (1888), pi. v, f. 8, p. 125. Dogger Series; Blue Wyke. Leck- 

 enby Collection. 



A. cf. rarispina, Schlumberger, W. H. Hudleston, Brit. Jurass. 

 Gasterop. Inf. Ool. (1888), pi. iv, f. 12, p. 118. Inferior Oolite; 

 Bradford Abbas. 



A. sublaevigata, W. H. Hudleston, Brit. Jurass. Gasterop. Inf. 

 Ool. (1888), pi. vi, f. 3 b, p. 129. A. myurus? (Deslong- 

 champs), narrow variety, W. H. Hudleston, G. M. dec. 3, I 

 (1884), pi. vii, f. 6, p. 196. Millepore Rock; Stainton Dale. 

 Leckenby Collection. 



A. trifida (Phillips), W. H. Hudleston, G. M. dec. 3, I (1884), 

 pi. vi, f. 11, 11 a, pi. vii, f. 1, 1 a, 3, 3 a, pp. 1935. Kellaways 

 Rock ; Scarborough. Leckenby Collection. 



Another specimen, W. H. Hudleston, G. M. dec. 3, I (1884), 

 pi. vii, f. 2, p. 193. Oxford Clay ; Scarborough. Leckenby 

 Collection. 



A. sp., W. H. Hudleston, G. M. dec. 3, I (1884), pi. vii, f. 5, 5 a, 

 p. 198. Dogger Series ; Blue Wyke. Leckenby Collection. 



Amberleya armigera, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. 

 (1863), pi. xxxi, f. 6, p. 20. Another specimen, W. H. Hudleston, 

 G. M. dec. 3, I (1884), pi. viii, f. 5 a, b, p. 245. Cornbrash; 

 Scarborough. Leckenby Collection. 



