LAMELLIBRANCHIATA. 85 



ibid. pi. xiv, f. 2 a, p. 127. Inferior Oolite (Whitwell Lime- 

 stone) ; near Whitwell, Yorkshire. Leckenby Collection. 



Ostrea sphaeroidalis, G. F. Whidborne, Rep. Brit. Assoc. (1882), 

 p. 534, and Q. J. G. S. xxxix (1883), pi. xv, f. 5, 6, p. 493. 

 Inferior Oolite; Yeovil Junction. Presented by the Rev. G. 

 F. Whidborne, M.A. 



O. walkeri, W. Keeping, Foss. Upware and Brickhill (1883), 

 pi. iv, f. 4 a, b, p. 103. Lower Greenland ; Upware. 



O. wiltonensis, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. (1863), 

 pi. xxxiv, f. 1, 1 a, p. 108. Forest Marble; Pound Hill. 

 Walton Collection. 



O. zonulata, S. V. Wood, Eocene Bivalves I (1861), pi. x, f. 4 a, 

 b, c, p. 34. Bracklesham Beds; Hill Head, near Stubbington. 

 Fisher Collection. 



Palcearca diagona, v. Anodontopsis quadrata. 

 P.? elliptica, v. Dolabra elliptica. 



Palaearca oboloidea, H. Hicks, Q. J. G. S. xxix (1873), pi. v, 



f. 10, p. 48. Tremadoc Beds ; Ramsey Island. Presented by 

 Dr H. Hicks, F.R.S. 



Pecten anisopleurus, Buvignier, J. Lycett, Supp. Mon. Moll. 

 Gt. Ool. etc. (1863), pi. xxxiii, f. 5, 5 a, p. 34. Cornbrash; 

 Scarborough. Leckenby Collection. 



P. articulatus, Schlotheim, J. Lycett, Supp. Mon. Moll. Gt. Ool. 

 etc. (1863), pi. xxxiii, f. 12, p. 32. Cornbrash; Scarborough. 

 Leckenby Collection. 



P. barretti, H. G. Seeley, A. M. N. H. ser. 3, vn (1861), pi. vi, 

 f. 1, p. 118. A. J. Jukes-Browne, Q. J. G. S. xxxiii (1877), 

 p. 500. Cambridge Greensand ; Cambridge. 



P. demissus, Phillips, J. Morris and J. Lycett, Mollusca Gt. Ool. 

 (1853), pi. xiv, f. 7, p. 127. Millepore Bed; Staintm Dale 

 Cliffs, near Scarborough. Leckenby Collection. 



P. demissus, Phillips, var. inutilis, G. F. Whidborne, Q. J. G. S. 

 xxxix (1883), pi. xv, f. 15, p. 498. Inferior Oolite; Yeovil 

 Junction. Presented by the Rev. G. F. Whidborne. 



