PLATE XV. 
Fig. Page 
1. Acrodus anningio’ , Agassiz ; naturally arranged dentition 
of upper jaw, series i.-vii., inner aspect.—L. Lias ; 
Lyme Regis. . [P. 2146.] 291 
2, 3. Stropliodiis tenuis, Agassiz; two anterior teeth, coronal 
aspect.—(?) Forest Marble ; Atford, near Rath. 
[P. 5884 a, b.] 318 
4, 5. Strophodus magnus , Agassiz; two anterior teeth, coronal 
aspect.—Forest Marble ; Stanton, Wiltshire. 
[28440.] 316 
6. Ditto ; tooth of series hi., coronal aspect.—Forest Marble; 
Atford. [P. 2659 a.] 317 
7. Ditto; tooth of series it., coronal aspect.—Ibid. 
[P. 2659 b.] 317 
8. Ditto; series of three posterior teeth, coronal aspect.— 
Stonesfield Slate; Stonesfield. [P.5882.] 316 
9. Strophodus lingualis , sp. nov.; tooth, coronal aspect.—Ibid. 
[11158.] 319 
10, 11. Ditto ; two teeth, outer and coronal aspects.—Ibid. 
[28600.] 319 
12. Ditto; tooth, coronal aspect.—Forest Marble; Malmesbury, 
Wiltshire. [32356.] 319 
13. Strophodus, sp.; tooth, coronal aspect.—Forest Marble ; 
Stanton. [P. 5886.] 319 
14. Strophodus reticulatus , Agassiz (i. e. teeth of Asteracanthus 
ornatissimus ) ; two teeth of series iv., coronal aspect.— 
Oxford Clay; Fletton, near Peterborough. 
[47440.] 312 
