PISCES. 161 
(1854), p. 33, and Brit. Palzeoz. Foss. (1855), pl. 1B, f. 3, 3 a, 
p. 585. Old Red Sandstone ; Orkney. [Fish.] 
Diplacanthus perarmatus, v. D. longispinus. 
Diplacanthus striatus, Agassiz. D. gibbus, F. McCoy, A. M.N. H. 
ser. 2, 11 (1848), p. 801, and Contrib. Brit. Pal. (1854), p. 33, 
and Brit. Paleoz. Foss. (1855), pl. 1B, f. 4, 4a, p. 584. Old 
Red Sandstone; Orkney. [Fish.]| Presented by Rev. J. H. 
Pollexfen. 
Diplopterus agassizi, Traill. D. gracilis, F. McCoy, A. M. N. H. 
ser. 2, 11 (1848), p. 305, and Contrib. Brit. Pal. (1854), p. 37, 
and (Diplopterax) Brit. Paleeoz. Foss. (1855), pl. uc, f. 1, 1 a, 
b, p. 586. Old Red Sandstone; Orkney. [Fish.] 
Gyroptychius diplopteroides, F. McCoy, A. M. N. H. ser. 2, 1 
(1848), p. 309, and Contrib. Brit. Pal. (1854), p. 387, and Brit. 
Palzoz. Foss. (1855), pl. u o, f. 3, 3 a, p. 597. Old Red 
Sandstone ; Orkney. [Fish.] 
D. gracilis, v. Diplopterus agassizi. 
Dipriacanthus stokesi, F. McCoy, A. M. N. H. ser. 2, 11 (1848), 
p- 121, and Contrib. Brit. Pal. (1854), p. 16, and Brit. Palzeoz. 
Foss. (1855), pl. 11 K, f. 18, 18 a, p. 627. J. W. Davis, Trans. 
Roy. Dublin Soe. ser. 2, 1 (1883), pl. xlviu, f. 10, 10 a, p. 360. 
Carboniferous Limestone; Armagh. [Spine.] 
Edaphodon laminosus, E. T. Newton, Chimeroid Fishes Brit. 
Cret. Rocks (Mem. Geol. Surv. 1878), pl. vin, f. 4, 5, p. 24. 
Cambridge Greensand ; Cambridge. [Maxilla.] 
E. reedi, E. T. Newton, Chimeroid Fishes, Brit. Cret. Rocks 
(Mem. Geol. Surv. 1878), pl. vi, f. 3, 4, p. 19. Cambridge 
Greensand ; Cambridge. {| Maxilla.] 
E. sedgwicki (Agassiz), E. T. Newton, Chimeroid Fishes, Brit. 
Cret. Rocks (Mem. Geol. Surv. 1878), pl. i, f. 9, 10, pl. ui, f. 11, 
12, p. 7. Cambridge Greensand ; Cambridge. |Maxillee.] 
Edaphodus huxleyi, H. G. Seeley, A. M. N. H. ser. 3, XIv 
(1864), p. 276. Red Chalk; Hunstanton. [Portions of teeth. ] 
Edaphodus huxleyi, v. Edaphodon sedgwicki. 
Erismacanthus jonesi, Ff. McCoy, A. M. N. H. ser. 2, m1 (1848), 
p- 119, and Contrib. Brit. Pal. p. 14, and Brit. Palaeoz. Foss. 
W. C, 11 
