PLATE X. 
Fig. Pago 
1-4. Hijhodus delabechei, Cliarlesworth ; four associated teeth, 
outer aspect. — L. Lias ; Lyme llegis. [20570.] 201 
5. Ditto ; four hinder series of teeth, coronal aspect: one of 
each of three series also shown in side view («, h, c). — 
Ibid. [P. 2791.] 201 
0, 7. Hi/hodus ('?) raricosfatns, Agassiz ; tw'o associated teeth, 
outer and inner aspects. — Ibid. |P. 2797.] 258 
8, !). 11 ijhodusV}) c/ortci«as, Qiienstodt ; two associated anterior 
teeth, inner and outer aspects. — Ibid. [39785.] 257 
10-14. Ditto; five associated teeth, inner and outer aspects. 
—Ibid. [2196.] 257 
15. Ifi/hodus raricostatus, Agassiz ; two hinder series of teeth 
and portions of a third, coronal aspect ; two teeth also 
shown in side view (h, c). — Ibid. [P. 2796.] 258 
10-18. Ihjhodns reticulatus, Agassiz ; three associated anterior 
teeth, outer aspect. — Ibid. [40335.J 200 
