LAMELLIBRANCHIATA. 93 
Trigonia tealbyensis, J. Lycett, Brit. Foss. Trig. (1875), pl. XXV111, 
f. 7, p. 114. Lower Greensand ; Claxby. 
T. tripartita, Forbes, J. Lycett, Supp. Mon. Moll. Gt. Ool. ete. 
(1863), pl. xl, f. 4 p. 51. Cornbrash ; Chippenham. Walton 
Collection. 
T. woodwardi, J. Lycett, Brit. Foss. Trig. (1872), p. 40, woodcut. 
Kimeridge Clay; Villersville, near Honfleur. Leckenby Col- 
lection. 
Unicardium depressum (Phillips), J. Morris and J. Lycett, 
Mollusca Gt. Ool. part ii (1853), pl. xiv, f 10, p. 133. Infe- 
rior Oolite (Grey Limestone); Cloughton Wyke, near Scar- 
borough. WLeckenby Collection. 
U. gibbosum, J. Morris and J. Lycett, Mollusca Gt. Ool. (1853), 
pl. xiv, f. 11, p. 132. Millepore Bed; Stainton Dale Cliffs, near 
Scarborough. Leckenby Collection. 
U. sulcatum [Bean MS.], J. Leckenby, Q. J. G. S. xv (1859), 
pl. ii, f 11, p. 14. Kellaways Rock; south side of the Castle 
Rock, Scarborough. Leckenby Collection. 
GASTEROPODA. 
Acmea tenuistriata, v. Tectura tenuistriata. 
Acroculia columbina, v. Capulus columbinus. 
Acroculia euomphaloides (McCoy). Capulus? ewomphaloides, 
F, McCoy, A. M. N. H. ser. 2, x (1852), p. 190, and Contrib. 
Brit. Pal. (1854), p. 242, and Brit. Paleeoz. Foss. (1852), pl. 1k, 
f. 39, p. 290. Lower Ludlow; Green Quarry, Leintwardine. 
A. multiplicata, v. Capulus multiplicatus. 
A. prowva, v. Capulus compressus. 
Actzon retusus, Phillips, W. H. Hudleston, G. M. dee. 2, vil 
(1881), pl. iv, f 7, p. 127.. Coral Rag; Malton. (Ayton, 
according to Mr Hudleston.) Leckenby Collection. 
Actzonina cinerea, W. H. Hudleston, G. M. dec. 3, 11 (1885), 
pl. v, £.8,8 a, p. 206. Inferior Oolite (Scarborough Limestone) ; 
Cloughton Wyke. Ueckenby Collection. 
