32 ECHINOIDEA. 



Echinocyphus impressus (Seeley). Cyphosoma? impressa, 

 H. G. Seeley, A. M. N. H. ser. 3, VIII (1861), p. 18. Cambridge 

 Greensand; Cambridge. 



Echinus diademata, v. Stomechinus germinans. 



E. petallatus, v. Stomechinus gyratus. 



Galeropygus agariciformis (Forbes). Pygaster sublcevis, F. 



McCoy, A. M. N. H. ser. 2, n (1848), p. 413, and Contrib. 



Brit. Pal. (1854), p. 61. Inferior Oolite; Leckhampton. 

 Goniophorus lunatus, Agassiz, var. minutus, H. G. Seeley, 



A. M. N. H. ser. 3, vni (1861), p. 17. Cambridge Greensand; 



Cambridge. Presented by J. Carter, Esq., F.G.S. 



Hemiaster m'coyi, H. G. Seeley, A. M. N. H. ser. 3, vm (1861), 



p. 16. Cambridge Gree'nsand; Cambridge. 

 Hemicidaris confluens, v. Acrosalenia sp. 



Hemicidaris minor, Agassiz. Acrosalenia rarispina, F. McCoy, 

 A. M. N. H. ser. 2, n (1848), p. 411, and Contrib. Brit. Pal. 

 (1854), p. 59. Great Oolite ; Minchinhampton ? 



Holaster suborbicularis (Brongniart). Cardiaster suborbicularis, 

 H. G. Seeley, A. M. N. H. ser. 3, xvn (1866), p. 179. Red 

 Chalk; Hunstanton. 



Holectypus hemisphaericus (Agassiz). Discoidea marginalis, 



F. McCoy, A. M. N. H. ser. 2, n (1848), p. 413, and Contrib. 



Brit. Pal. (1854), p. 60. Inferior Oolite ; Broadwinsor, Dorset. 

 Nucleolites aequalis, F. McCoy, A. M. N. H. ser. 2, n (1848), 



p. 416, and Contrib. Brit. Pal. (1854), p. 64. Inferior Oolite; 



Castle Ashby. 

 N. clunicularis (Phillips). Nucleolites pyramidalis, F. McCoy, 



A. M. N. H. ser. 2, n (1848), p. 416, and Contrib. Brit. Pal. 



(1854), p. 63. T. Wright, Brit. Foss. Echin. Oolit. (1859), 



p. 335. Coral Rag ; Weymouth. 



N. planulatus, F. McCoy, A. M. N. H. ser. 2, n (1848), p. 415, 

 and Contrib. Brit. Pal. (1854), p. 63. Great Oolite; Minchin- 

 hampton. 



N. pyramidalis, v. Nucleolites clunicularis. 



Palasechinus gigas, McCoy, W, Keeping, Q. J. G. S. XXXII 



