104 GASTEROPODA. 



f. 4, p. 283. Cambridge Oreensand ; Cambridge. Presented 

 by J. Carter, Esq. 



Galericultis alttis, v. Crepidula alta. 



Holopea striatella (Sowerby). Trochus constrictus, F. McCoy, 

 A. M. N. H. ser. 2, vii (1851), p. .50, and Contrib. Brit. Pal. 

 (1854), p. 185, and Brit. Palasoz. Foss. (1852), pi. i K, f. 41, 

 p. 296. Middle Bala ; Bryn-melyn quarry, near Bala. 



Holopella duplisulcata, G. F. Whidbome, Ci. M. dec. 3, vi 

 (1889), p. 30, and Devonian Fauna S. Eng. (1891), pi. xviii, 

 f. 12, 12 a, b, p. 227. Devonian; Lummaton. Presented by 

 the Kev. G. F. Whidbome, M.A. 



H. gracilior, F. McCoy, A. M. N. H. ser. 2, vii (1851), p. 47, 

 and Contrib. Brit. Pal. (1854), p. 182, and Brit. Palajoz. Foss. 

 (1852), pi. i K, f. 33, p. 303. ? Ludloiu Beds; Dtnas Bran, 

 Llangollen. 



H. intermedia, F. McCoy, A. M. N. H. ser. 2, vii (1851), p. 47, 

 and Contrib. Brit. Pal. (1854), p. 182, and Brit. Pateoz. Foss. 

 (1852), pi. i L, f. 16, p. 304. Lower Ludlow; High Thorns, 

 UnderbajTow. 



H. monile, F. McCoy, A. M. N. H. ser. 2, vii (1851), p. 48, and 

 Contrib. Brit. Pal. (1854), p. 183, and Brit. Pala^oz. Foss. (1852), 

 pi. i K, f. 32, 32 a, p. 304. Middle Bala ; Selattyn Road, near 

 Chirk. 



H. tenuicincta, F. McCoy, A. M. N. H. ser. 2, viii (1851), p. 408, 

 and Contrib. Brit. Pal. (1854), p. 230, and Brit. Pateoz. Foss. 

 (1852), pi. i L, f. 17, 17 a, p. 304. May Hill Beds ; Mullock, 

 Grirvan. 



H. tenuisulcata, Sandberger, G. F. Whidbome, Devonian Fauna 

 S. Eng. (1891), pi. xvii, f. 20, 20 a, p. 225. Devonian; 

 Lummaton. 



Kilvertia pulchra, J. Lycett, Supp. Men. Moll. Gt. Ool. etc. 

 (1863), pi. xli, f. 12, 12 a, p. 94. Forest Marble; Laycock. 

 Walton Collection. 



Littorina (Trochus) biserta, Phillips, W. H. Hudleston, G. M. 

 dec. 3, I (1884), pi. viii, f. 9 a, b, c, p. 248. Doggei- Series; 

 Blue Wyke. Leckenby Collection. 



