PTERASPID.E. 
165 
shown of two-thirds the natural size in PI. IX. fig. 2, and 
employed in the woodcut-restoration, fig. 15 (p. 161); 
Kentchurch Hill, near Pontrilas, Herefordshire. This is 
apparently the only uncrashed specimen in the collection, 
and, as shown by the figures, proves the diagrammatic 
longitudinal section of 4 Scaphaspis lloydii ’ of Lankester 
(op. cit. pi. vii. fig. 15) to be jOO much arched posteriorly, 
while the published transverse section (ibid. fig. 18) 
applies only to the hinder third of the shield. 
Presented by J. F. Symonds, Esq., 1889. 
46565-68. Two imperfect specimens, about 0-09 in length, the first 
showing some well-preserved fragments of the shield itself; 
Cradley. Purchased, 1875. 
46875. Similar shield, in counterpart; Cradley. Purchased, 1875. 
P. 682o Anterior half of shield, inner aspect; probably from Crad¬ 
ley* Egerton Coll. 
P. 4218 a. Small shield, inner aspect, probably from Cradley. 
Ennislcillen Coll. 
P. 4105, P. 4113-14. Two small specimens, and the anterior half 
of a third, apparently in the same matrix as the small 
dorsal shield, Ho. P. 5038 ; Gethlellyd, near Abergavenny. 
Presented by Dr. D. M. McCullough, 1883. 
P. 4105, P. 4105 a. Three detached specimens, and one imperfect 
example associated with part of a median dorsal disc of 
Pteraspis ; Pandy, near Abergavenny. 
Presented by Dr. D. M. McCullough, 1883. 
45960. Typical specimen, 0'07 in length ; Abergavenny. 
Lightbocly Bequest. 
P. 5039. Imperfect shield, 0*1 in length; Star Pitch. 
Presented by John Edward Lee , Esq., 1885. 
P. 5041. Imperfect shield, inner aspect; Xewbridge, Glamorgan¬ 
shire. Presented by John Edward Lee, Esq., 1885. 
P. 5046. Imperfect cast of shield, 0*05 in length; Xewport, Mon¬ 
mouthshire. Presented by John Edward Lee, Esq., 1885. 
45&5tf. Well-preserved specimen, figured by Lankester, op. cit. pi. i. 
Hayton’s Bent, near Ludlow. 
Lightbocly Bequest. 
