96 BRITISH FOSSIL VERTEBRATA. 
HOLOPTYCHIUWS, L. Agassiz, in Murchison’s Silur. Syst., 1839, 
p. 599 (Holoptychus) ; F. M‘Coy, Brit. Palaeoz. Foss, (1855), 
Pp. 593. 
PLATYGNATHUS, L. Agassiz, Poiss. Foss. V. G. R. (1844), pp. 61, 
76 (pars). 
andersoni, Agassiz. v. Holoptychius flemingi. 
falcatus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 180 
(name only). [?Genus.] 
Loc. Coal-Meas. ; Greenside, Glasgow. 
flemingi, |-ii] L. Agassiz, Poiss. Foss. V. G. R. (1844), p. 71, pl. xxil, 
f.1; J. Morris, Cat. Brit. Foss., 1854, p. 329; J. Anderson, 
Dura Den, 1859, p. 57; [-ii] R. H. Traquair, Geol. Mag. [3] 
vol. v, 1888, p. 513. 
Holoptychius andersoni, L. Agassiz, Poiss. Foss. V. G. R. (1844), 
p. 72, pl. xxii, f. 3; J-*Morris, Cat. Brit. Foss, 1854)\p23295 
J. Anderson, Dura Den, 1859, p. 57, pl. vii, pl. vill, f. 1, 2 5 
F. M‘Coy, Brit. Palzeoz. Foss. (1855), p. 594. [Head and 
trunk; Brit. Mus.]| 
Platygnathus jamesoni, L. Agassiz, Poiss. Foss. V. G. R. (1844), 
p: 77; pl: xxv; J. Morris, Cat: Brit. Foss., 1S54, p. 3305 J: 
Anderson, Dura Den, 1859, p. 56, pl. i, f.2. [Tail; Brit. 
Mus. ] 
Glyptopomus, T. H. Huxley (ervrore), Figs. and Descript. Brit. 
Organic Remains, dec. x (Mem. Geol. Surv., 1861), p. 4, 
woodcut 4, and zézd., dec. xii (1866), pl. i, f.2. [Head; Brit. 
Mus.] 
Loc. U. Old Red Sandst.; Dura Den. [Group ofscales ; olém 
Fleming Coll. ] 
garneri (Murchison), Agassiz. wv. Strepsodus sauroides. 
giganteus, L. Agassiz, Poiss. Foss. V. G. R. (1844), pp. 73, 140, 
pl. xxiv, f. 3-10; J. Morris, Cat. Brit. Foss., 1854, p. 329; 
F. M‘Coy, Brit. Palzeoz. Foss. (1855), p. 594. 
Hloloptychius, R. 1. Murchison, Silur. Syst., 1839, p. 600, pl. ii dés, 
f. 3. [Scale.] 
Holoptychius princeps, F. M‘Coy, Ann. Mag. Nat. Hist. [2] 
vol. 11, 1848, p. 310; Brit. Palzoz. Foss. (1855), p. 595; J. 
Moa} Cat. Brit. Foss., 1854, p. 329. [Scale; Woodwardian 
Mus. 
Loc. U.Old Red Sandst.; Scat Craig and Alves, Elgin. 
[Scales ; unknown.] 
granulatus, Agassiz. v. Rhizodopsis sauroides. 
hibberti, Agassiz. v. Rhizodus hibberti. 
hopkinsi, M‘Coy. v. Acrolepis hopkinsi. 
minor, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 180 (name ~ 
only). [Rkizodopsis.] 
Loc. Coal-Meas.; Leeds. 
murchisoni, Agassiz. v. Holoptychius nobilissimus. 
