98 BRITISH FOSSIL VERTEBRATA. 
HOMACANTHWUS (continued)— 
microdus, F. M‘Coy, Ann. Mag. Nat. Hist. [2] vol. ii, 1848, 
p. 115, and Brit. Palaoz. Foss. (1855), p. 633, pl. iii K, f. 19; 
J. Morris, Cat. Brit. Foss., 1854, p. 329; J. W. Davis, Trans. 
Roy. Dublin Soc. [2] vol. i (1883), p. 361, pl. xlviii, f. 7-9. 
Loc. L. Carb. Limest.; Armagh. [Spine; Woodwardian Mus.] 
HOMALODUS, Davis. v. Psammodus. 
quadratus, Davis. v. Psammodus trapeziformis. 
trapeziformis, Davis. v. Psammodus trapeziformis. 
HOMONOTUS, L. Agassiz, in F. Dixon, Geol. Sussex, 1850, 
p- 372; A. S. Woodward, Proc. Geol. Assoc., vol. x (1888), 
Pp. 329. 
dorsalis, F. Dixon, Geol. Sussex, 1850, p. 372, pl. xxxv, f. 2; 
J. Morris, Cat. Brit. Foss., 1854, p. 329; A. S. Woodward, 
Proc. Geol. Assoc., vol. x (1888), p. 329. Coe 
Loc. Chalk; S. E. England. [Imperfect fish ; Brighton Mus.] 
HOMOSTEUS, H. Asmuss, Das vollkomm. Hautskelet d. bisher 
bekannt. Thierreihe (Inaug. Dissert. Dorpat, 1856), p. 8 
(Homostius). 
ASTEROLEPIS, L. Agassiz (0m Eichwald), Poiss. Foss. V. G. R. 
(1844), p. 89 (pars) ; H. Miller (#on Eichwald), Footprints 
of Creator, 1849, p. 70 (pars). 
milleri, R. H. Traquair, Geol. Mag. [3] vol. v, 1888, p. 511, and 
zbid. [3] vol. vi, 1889, p. 1, pl. 1, f. 1. 
‘Asterolepis of Sirapiiers’ H. Miller, Footprints of the 
Creator, 1849, p. 70, woodcuts 24, 27-29, 36, 37, 39-41 
(? 34, 35, 38, 44). 
Asterolepis asmusit, J. Morris, Cat. Brit. Foss., 1854, p. 318. 
Asterolepis, J. Miller, Geol. Mag., vol. vi, 1869, p. 384 (‘ hyoid’ 
= dorsal plate). 
toc. L. Old Red Sandst. ; Caithness and Orkney. [Carapace ; 
Edinburgh Mus.] 
HOMOTHORAX, Agassiz. v. Bothriolepis. 
flemingi, Agassiz. v. Bothriolepis hydrophilus. 
HOPLONCHUS, J. W. Davis, Quart. Journ. Geol. Soc., vol. xxxii, 
1876, p. 336. 
elegans, J. W. Davis, 242d, vol. xxxv, 1879, p. 183, pl. x, f. 12-14. 
Loc. L. Coal-Meas.; Yorkshire. [Spine; J. W. Davis Coll.] T. 
HOPLOPTERY%i, L. Agassiz, Poiss. Foss., vol. iv (1843), p. 131. - 
lewesiensis (Mantell), A. S. Woodward, Proc. Geol. Assoc., vol. 
x (1888), p. 327. 
Zeus lewestensis, G. A. Mantell, Foss. S. Downs, 1822, p. 234, 
pls. xxxv, XXXVI. 
