92 LAMELLIBRANCHIATA. 
Tellinites affinis, v. Orthonota affinis. 
Tellinomya lingulecomes, v. Lingulella davisi. 
Thracia studeri, Agassiz, G. F. Whidborne, Q. J. G. S. xxx1x 
(1883), pl. xix, f. 6, p. 531. Inferior Oolite ; Bradford Abbas. 
Presented by the Rev. G. F. Whidborne, M.A. 
Thracia? (or Tellina) sp.. W. Keeping, Foss. Upware and 
Brickhill (1883), pl. vi, f. 14, p. 126. Lower Greensand ; 
Upware. 
Trigonia arata, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. (1863), 
pl. xl, f. 2, p. 52. Forest Marble; Farleigh. Walton Collection. 
T. bathonica, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. (1863), 
pl. xl, f. 3, p. 52, and Brit. Foss. Trig. (1872), pl. i, £3, p. 17. 
Great Oolite; block below Hampton Cliffs. Walton Collection. 
T. clytia, d’Orbigny, J. Lycett, Supp. Mon. Moll. Gt. Ool. ete. 
(1863), pl. xl, f.5,5 a, p.51. Great Oolite; Bow Tunnel, near 
Bath. Walton Collection. 
T. decorata, v. Trigonia signata. 
T’. hunstantonensis, v. Trigonia scapha. 
T. keepingi, J. Lycett, Brit. Foss. Trig. (1877), pl. xxxv, f. 1, 2, 
p. 196. Lower Greensand (Tealby Series) ; Claxby. 
T. leckenbyi, J. Lycett, Brit. Foss. Trig. (1874), pl. xvi, f. 1, 
p. 71. Supra-Liassic Sands; Robin Hood’s Bay, Yorkshire. 
Leckenby Collection. 
T. perlata, Agassiz, J. Lycett. Brit. Foss. Trig. (1872), pl. ill, 
f. 2, p. 22. Coralline Oolite; Pickering. Leckenby Collection. 
T rupellensis, d’Orbigny, J. Lycett, Brit. Foss. Trig. (1872), 
pl. vili, f. 4, p. 28. 7. clavellata, var., J. Leckenby, Q. J. G.S. 
Xv (1859), p. 8. Kellaways Rock; Scarborough. Leckenby 
Collection. 
T. scapha, Agassiz, J. Lycett, Brit. Foss. Trig. (1877), pl. xxxviti, 
f. 6, p. 183. 7. hwnstantonensis, H. G. Seeley, A. M. N. H. 
ser. B, XIV (1864), p. 276. Lower Greensand ; Norfolk. 
T. signata, Agassiz. JT. decorata, Lycett, J. Morris and J. 
Lycett, Mollusca Gt. Ool. part 11 (1853), pl xv, f. 1, p. 133. 
Inferior Oolite (Grey Limestone) ; Cloughton Wyke, near Scar- 
borough. Leckenby Collection. 
