PLATE I. 



All figures natural size except J 5c., and all from the Red Crag Nodule-bed, 

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



1, a, b. Felis pardoides, Owen. Lower first molar ; a, outer, and 



b, inner side. Type specimen. Newbourn. Ipswich 

 Mus. 



2, a, b. MaohjEEOdtjs ? Carnassial tooth, inner and outer sides. 



Norwicti Crag. Thorpe. Fitch Coll. 



3, a, b, Canis Lrpos, Linnaus. Left upper canine ; a, outer, and 



b, inner side. Boyton. Eeed Coll., York Mus. 



4, a, b. Canis lupus, Linnaus. Left upper carnassial (pm. 4) ; a, 



outer, 6, inner side. Loc. ? Eeed Coll., York Mus. 



5, Canis vut.pes, Linnrsus. Right half of upper jaw from 



Red Crag above Nodule bed, Boyton. Brit. Mus. 



6, Canis ? pkimigenius, Lankester. Type. Woodbridge. Eeed 



Coll., York Mus. 



7, a, b. Ptebodon ? After Owen. Two views of Eed Crag type. 



Woodbridge. 



8, a, b. Ht^ena crocuta, Erxlehen. Eight upper carnassial (pro. 4.) ; 



a, outer, b, inner side. Forest-bed, Corton Cliff. 

 Colman Coll. 



9, a, b. HY.a:NA striata, Zimmerman, Eight upper carnassial (pm. 



4). Trimley St. Mary, nr. Felixstow. Ipswich Mus. 

 \0,a,b. Hy.«;na striata, Zimmerman. Eight lower pm. 4; a, 



outer, 6, inner side. Woodbridge. Eeed Coll., York 



Mus. 

 11. HY.iENARCTOS ? Small canine tooth. Woodbridge. Eeed 



Coll., York Mus. 

 \2,a,b. Ursus AEVERNENSis ? Left lower, second molar; a, 



from above, b, inner side. Woodbridge. Eeed 



Coll., York Mus. 



13, a, b,c. htiTRA.'REEVBi, Newton. Probably a right, lower carnassial 



tooth ; a, upper surface, b, hinder end, c, outer side. 

 Norwich Crag, Bramerton. Eeeve Coll., Norwich. 



14, Carnivore tooth. Grinding surface. Crag [.'] Kessingland. 



Wisbeach Mus. 



15, a, b,c. LuTRA DDBiA, Blainville. Eight ramus of lower jaw; 



a, outer surface, b, from above, c, carnassial tooth 

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

 Moor Coll., Great Bealings. 



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



a, outer surface, b, from above. Forest-bed, Mun- 

 desley. Savin Coll., Cromer. 



17, a, ft. AiLURUS ANGLicus, Z>aTOAjn*. Eight ramus of lower jaw; 



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

 Eeed Coll., York Mus. 



18, a, 6. AiLURUS anglicus, Dawkins. Left upper first molar; a, 



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

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



19, a, b. Corresponding tooth of recent Ailurus fulgens for com- 



parison with figure 18. 



20, a, b. Hy.«;naectos. Lelt upper first molar ; a, grinding surface, 



b, end view. Felixstow. Eeed Coil., York Mus. 



21, Hy^enarctos. Eight lower second molar, grinding surface. 



Felixstow. Eeed Coll., York Mus. 



22, HyvENAEctos. Eight lower canine, inner side, Felixstow. 



Eeed Coll., York Mus. 



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



