122 CEPHALOPODA. 



(1879), pi. XV, f. 7 — 9, p. 313. Lower Lias {zone of A. j)la- 

 norhis) ; Robin Hood's Bay. Leckenby Collection. 



Ammonites biplex, Sowerby, W. Keeping, Foss. Upware and 

 Brickhill (1883), pi. viii, f. 11, p. 155. Lower Ore&nsand 

 (derived); Upware. 



A. (Aegoceras) capricornus, Schlotheira, T. Wright, Lias Am- 

 monites (1880), pi. xxxiv, f. 1 — 8, p. 368. Middle Lias ; Robin 

 Hood's Bay. Leckenby Collection. 



A. coelonotus, H. G. Seeley, A. M. N. H. ser. 3, xvi (1865), pi. x, 

 f. 2, p. 237. Cambridge Greensand ; Cambridge. 



A. ccelonotus, Seeley, var. valbonnensis, Hebei-t and Munier- 

 Chalmas, A. J. Jukes-Browne, Q. J. G. S. xxxiii (1877), p. 491. 

 A. coelonotus, var., H. G. Seeley, A. M. N. H. xvi (1865), pi. x, 

 f. 3, p. 237. Cambridge Greensand ; Cambridge. 



A. (Arietites) coUenotti, d'Orbigny, T. Wright, Lias Ammonites 

 (1881), pi. vi, f. 1, pi. xxii A, f. 6—9, pi. xxii B, f. 1—3, p. 304. 

 The specimen figured pi. vi, f. 1 cannot be found. Lower Lias; 

 Robin Hood's Bay, near Whitby. Leckenby Collection. 



A. cornuelianuB, d'Orbigny, W. Keeping, Foss. Upware and 

 Brickhill (1883), pi. i, f. 9 a — c, p. 89. Lotver Greensand; 

 Upware. 



A. cratus, H. G. Seeley, A. M. N. H. ser. 3, xvi (1865), pi. xi, f. 2, 

 p. 240. Cambridge Greensand; Cambridge. 



A. (Aegoceras) curvicornis, Schlocnbach, T. Wright, Lias 

 Ammonites (1880), pi. xxxi, f. 3, 4, p. 377. Middle Lias; 

 Ckarmouth. Leckenby Collection. 



A. (Aegoceras) davcei, Sowerby, T. Wright, Lias Ammonites 

 (1880), pi. xxxi, f. 1, 2, p. 346. Middle Lias; Golden Cap, near 

 Chideock. Leckenby Collection. 



A. deshayesi, Leymerie, W. Keeping, Foss. Upware and Brick- 

 hill (1883), pi. iii, f. 1, p. 90. Lower Greensand; Upware. 



A. glossonotus, H. G. Seeley, A. M. N. H. ser. 3, xvi (1865), pi. x, 

 f. 4, p. 235. Cambridge Greensand; Ashwell. 



A. gowerianus, Sowerby, J. Leckenby, Q. J. G. S. xv (1859), 

 pi. i, f. 1 b, p. 9. Kellaways Rock; Red Cliff, near Scarborough. 

 Leckenby Collection. 



