PLATE I. 



All figures natural size except J5c., and all from the Red Cray Nodule-bed, 

 except figures 2, 5, 8, 13, 14, 16. 



1, 0, b. FELIS PARDOIDES, Owen. Lower first molar ; 0, outer, and 



b, inner side. Type specimen. Newbourn. Ipswich 

 Mus. 



2, 0, 6. MACH^ERODUS ? Carnassial tooth, inner arid outer sides. 



Norwich Crag. Thorpe. Fitch Coll. 



3, , b. CANTS LHPDS, Linnaeus. Left upper canine ; , outer, and 



b, inner side. Boy ton. Reed Coll., York Mus. 



4, a, b, CANIS LUPUS, Linnceus. Left upper carnassial (pm. 4) ; 0, 



outer, b, inner side. Loc. ? Reed Coll., York Mus. 



5, CANIS VULPES, Linnceus. Eight half of upper jaw from 



Red Crag above Nodule bed, Boy ton. Brit. Mus. 



6, CANIS ? PRIMIGENIUS, Lankester. Type. Woodbridge. Reed 



Coll., York Mus. 



7, 0, b. PTERODON ? After Owen. Two views of Red Crag type. 



Woodbridge. 



8, 0, b. HYAENA CROCUTA, Erxleben. Right upper carnassial (pm. 4.) ; 



0, outer, 6, inner side. Forest-bed, Gorton Cliff. 

 Colman Coll. 



9, 0, b. HYAENA STRIATA, Zimmerman. Right upper carnassial (pm. 



4). Trim ley St. Mary, nr. Felixstow. Ipswich Mus. 



10, 0, b. HYAENA STRIATA, Zimmerman. Right lower pm. 4; 0, 



outer, b, inner side. Woodbridge. 'Reed Coll., York 

 Mus. 



11, HY^NARCTOS ? Small canine tooth. Woodbridge. Reed 



Coll., York Mus. 



12, 0, b. URSUS ARVERNENSIS ? Left lower, second molar; 0, 



from above, b, inner side. Woodbridge. Reed 

 Coll., York Mus. 



13, 0, b, c. LCTRA REEVEI, Newton. Probably a right, lower carnassial 



tooth : 0, upper surface, 6, hinder end, c, outer side. 

 Norwich Crag, Bramerton. Reeve Coll., Norwich. 



14, CARNIVORE tooth. Grinding surface. Crag [?] Kessingland. 



Wisbeach MUB. 



15, 0, 6, c. LUTRA DUBIA, Blainville. Right ramUs of lower jaw; 



0, outer surface, &, from aiDove, c, carnassial tooth 

 enlarged. Foxhall, 4 m. S.W. of Woodbridge. 

 Moor Coll., Great Bealings. 



16, a, b. LUTRA VULGARIS, Erxleben. Left ramus of lower jaw ; 



0, outer surface, 6, from above. Forest-bed, Mun- 

 desley. Savin Coll., Cromer. 



17, a, 6. AILURUS ANGLICUS, Dawkins. Right ramus of lower jaw; 



a, outer surface, b, seen from above. Felixstow. 

 Reed Coll., York Mus. 



18,0,6. AILURUS ANGLICUS, Dawkins. Left upper first molar; #, 

 grinding surface, b, outer side. Butley. Pre- 

 sented by Mr. P. H. Browne to M. P. G.* 



19, 0, b. Corresponding tooth of recent Ailurns fulgens for com- 

 parison with figure 18. 



20. 0, b. HY^ENARCTOS. Lelt upper first molar ; a, grinding surface, 



b, end view. Felixstow. Reed CoJl., York Mus. 



21. HY^ENARCTOS. Right lower second molar, grinding surface. 



Felixstow. Reed Coll., York Mus. 



22. HY^ENARCTOS. Right lower canine, inner side. Felixstow. 



Reed Coll., York Mus. 



M. P. G. = Museum of Practical Geology. 



