LAMELLIBRANCHIATA. S7 
Pectunculus sublevis, Sowerby, W. Keeping, Foss. Upware and 
Brickhill (1883), pl. v, f. 9 a, b, ¢, p. 115. Lower Greensand ; 
Upware. 
Perna lanceolata, Geinitz, H. G. Seeley, A. M.N. H. ser. 3, vu 
(1861), p. 122. Cambridge Greensand; Cambridge. Presented 
by J. Carter, Esq., F.G.S. 
P. lissa, H. G. Seeley, A. M. N. H. ser. 3, xvir (1866), p. 178. 
Red Chalk ; Hunstanton. 
P. mytiloides, Lamarck, J. Lycett, Supp. Mon. Moll. Gt. Ool. ete. 
(1863), pl. xxxu, f. 3, p. 112. Forest Marble; Farleigh. Walton 
Collection, 
P. obliqua [Walton MS8.], J. Lycett, Supp. Mon. Moll. Gt. Ool. 
etc. (1863), pl. xxxiv, f. 2, 2a, p. 112. Forest Marble; Gas- 
tard, Wiltshire. Walton Collection. 
P. oblonga, H. G. Seeley, A. M. N. H. ser. 3, vit (1861), pl. vi, 
f, 6, p. 121. Cambridge Greensand ; Cambridge. 
P. rugosa, Goldfuss, var., J. Morris and J. Lycett, Mollusca Gt. 
Ool. part ii (1853), pl. xiv, f. 16, p. 128. Grey Limestone ; 
Cloughton Wyke, near Scarborough. Leckenby Collection. 
P. semielliptica, H. G. Seeley, A. M. N. H. ser. 3, vir (1861), 
pl. vi, f. 7, p. 121. Cambridge Greensand ; Cambridge.  Pre- 
sented by J. Carter, Esq., F.G.S. 
P. transversa, H. G. Seeley, A. M. N. H. ser. 3, xvit (1866), 
p- 179. Red Chalk ; Hunstanton. 
Pholadomya bellula, G. F. Whidborne, Q. J. G.S. XXxX1x (1883), 
pl. xix, f 10, 10 a, p. 5384. Inferior Oolite; Bradford Abbas. 
Presented by the Rev. G. F. Whidborne. 
P. callea, G. F. Whidborne, Q. J. G. 8. xxx1x (1883), pl. xix, 
f. 7,7 a, p. 5382. Inferior Oolite; Dundry. Presented by the 
Rey. G. F. Whidborne, M.A. 
P. decussata (Mantell) var. triangulata, H. G. Seeley, A. M. 
N. H. ser. 3, vit (1861), p. 122. Cambridge Greensand ; 
Cambridge. 
P. fortis, G. F. Whidborne, Q. J. G. S. xxx1x (1883), pl. xix, f. 8, 
p- 533. Inferior Oolite ; Dundry. Presented by the Rev. G, 
F. Whidborne. 
