rLATE XII 1. 
Fig. I’ligo 
1 , 2. Aa odim keiijicrinus (JInrchisoii & Stvickhiiid) ; two toctli, 
outer ami inner asjiccts, twice nat. size. — Koujier ; I’cn- 
(lock, Worccstersliire. [P. 2764.] 
15. Acrodug nuhilig, Agassiz ; dentition, coronal aspect. — L. 
Lias; Lyme Kogis. o. Jlcdian scries of teeth, i.-v. 
Successive lateral series, a. Misplaced tooth. 
[P. 2736.] 
4. Ditto ; grouj) of naturally arranged teeth, series ii.-vi., 
coronal aspect. — Ibid. | P.2142.] 1185 
5. Acrodiis hiodus, A. S. Woodward ; anterior tooth, coronal 
aspect, twice nat. size. — (Jt. Oolite ; ilinchinhainpton, 
(lloucestcrshiro. [P. 5874.J 295 
(!. Ditto; lateral tooth, outer aspect, twice nat. size. — 
Ibid. [P. 5873.] 
7, Ditto; lateral tooth, coronal aspect, three times nut. size. 
— Stoncstield Slate ; Stone.sticld. [P.2753.] 295. 
8, 8(1. Acrodus leioi>Ienrm, Agassiz ; tooth, inner andcsoronal 
aspects, twice nat. size. — Gt. Oolite ; Minohinhanipton. 
[P. 5875.] 
9, 9 a. Acrodus Jiirudo, Aga.ssiz ; lateral tooth, inner and 
coronal aspects, twice nat. size. — Wealden ; Telham, 
Sussex. [P. 4994.] 290 
10. Acrodus ornatns, .sp. nov. ; tooth, coronal aspect, three 
times nat. size. — Wealden ; llrixton, I. of Wight. 
[P. 5275.] 290 
11 , 12. CeslrucioH sidntlus, s]t. nov. ; two teeth, coronal aspect. 
— U. Greensand ; Maidstone. [25858.] 384 
