LAMELLIBEANCHIATA. 85 



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

 stone) ; near Whitwell, Yorkshire. Lcckenby 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 (188S), 

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



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

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

 Walton Collection. 



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

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

 Fisher Collection. 



Falaiarca 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. Gornbrash; 

 ScaHxrrough. Leckenby Collection. 



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

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

 Leckenby Collection. 



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

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

 p. 500. Gambridge Greensand ; Cambridge. 



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

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



