122 
ACTIXOPTEKYGII. 
P. 21, P. 6201-a. Numerous scales, various in form and state of 
preservation, discovered by J. Griffith and said to pertain 
to one fish, eight shown of the natural size in PI. YIII. 
figs. 1 a-li ; Grey Chalk, Folkestone. 
Gardner Coll ., and Purchased, 1890. 
P. 6201 b. Large triangular bone fractured at the margin, found in 
association with the above. The external surface is 
destitute of enamel and marked with large, rounded, 
radiating ridges, more or less tuberculated. 
Purchased , 1890. 
The following specimens are not specifically determinable, but 
appear to belong to Lepidotus :— 
P. 1105. Imperfect small smooth scales; Ehsetic, Linksfield, Elgin. 
Egerton Coll. 
P. 2789. Tooth either of Lepidotus or Colobodus; Ehaetic, Axmouth, 
Devonshire. Enniskillen Coll. 
P. 1113. Scales; Kimmeridge Clay, Swindon, Wiltshire. 
Egerton Coll. 
P. 3619. Eemains of trunk described as the type specimen of Semi- 
onotus manseli , Egerton, Eigs. & Descript. Brit. Organic 
Eemains, dec. xiii. (Mem. Geol. Surv. 1872), no. 8, pi. viii.; 
Kimmeridge Clay, Isle of Purbeck. Doubtfully ascribed 
to Heterolepidotus by K. A. von Zittel, Handb. Palseont. 
vol. iii. (1887), p. 205, and to Lepidotus by Woodward 
& Sherborn, Catal. Brit. Foss. Vert. (1890), p. 112. 
Enniskillen Coll. 
P.1541. Fragments of similar fish; Kimmeridge Clay, Isle of 
Purbeck. Egerton Coll . 
P. 2269. Plaster cast of imperfect fish about 0*9 in length, 
apparently related to Lepidotus palliatus ; Lower Kim- 
meridgian (Lithographic Stone), Cirin, Ain, France. 
Egerton Coll. 
41800. Scale; Cambridge Greensand, Cambridge. 
Purchased , 1869. 
P. 7232. Nine scales ; Cambridge Greensand. Jesson Coll. 
47217. Eow of four prehensile teeth on bone; Gault, Folkestone. 
Gardner Coll. 
