182 
OSTEOSTRACI. 
P. 5032. A fine large shield, broken posteriorly, and wanting the 
greater portion of the external tuberculated layer ; Skirrid- 
vawr, Abergavenny. A photograph of this specimen forms 
the frontispiece of the Trans. Woolhope Nat. Field Club, 
1868, and a figure is also given in the Geol. Mag. vol. viii. 
pi. vi. The outline-restoration published bj r Lankester 
(op. cit. p. 53, woodc. fig. 26) is based upon the same 
fossil, with the cornua next mentioned. The inferior rim 
of the shield has been uncovered since the acquisition of 
the specimen by the Museum. 
Presented by John Edward Lee, Esq., 1885. 
P. 5033. Two imperfect cornua, found in the same quarry as No. 
P. 5032, and employed in the restoration just mentioned; 
from the cabinet of Dr. D. M. McCullough. 
Presented by John Edward Lee, Esq., 1885. 
41186. Imperfect smaller shield, showing portions of the cornua and 
the external tuberculated layer, noticed by Lankester, op. 
® §cit. p. 54; Cradley. Purchased, 1868. 
v v y 
42131-32, 42139. Typical shield, somewhat broken, in counterpart, 
and two much crushed and. broken specimens, showing 
cornua; Cradley. Baugh Coll. 
v> 42138. Middle portion of shield, showing remains of the external 
tuberculated layer; locality unknown. Baugh Coll. 
JX 
$ ^ 
P. 188-191. Three typical specimens, two being partly in counter¬ 
part; Heightington. Weaver-Jones Coll. 
P. 192. Small crushed and broken shield, perhaps referable to young 
of this species ; Heightington. Weaver-Jones Coll. 
33319. Fragment of shield, showing external ornamentation, pro¬ 
bably referable to young of this species; Ludlow. 
Purchased, 1858. 
Gephalaspis powriei, Lankester. 
1835. Cephalaspis lyellii, L. Agassiz {pars), Poiss. Foss. vol. ii. pt. i. 
p. 142, pi. i. a. fig. 1, pi. i. b. fig. 1. 
1870. Euccphalaspispowriei, E. R. Lankester, Fishes Old Red Sandst. 
pt. i. ^ Pal. Soc.), p. 47, pi. ix. fig. 5, pi. x. fig. 1, woodc. figs. 19, 
20 . 
Type. Well-preserved fish; collection of J. Powrie, Esq., Res- 
wallie. 
