THE BRITISH MAMMALS : ORDERS, FAMILIES, ETC. 23 



Felidse. (CARNIVORA.) Plate v. 

 Felis, 21. 



Leporidaa. (RODENTIA.) Plate xiv. 

 Lepus, 46-48. 



Muridse. (RODENTIA). Plates xi., xii., xiii. 

 Mus, tail long and scaly, 37-42. 

 Microtus, tail short and hairy, 43-45. 



Mustelidse. (CARNIVORA.) Plates v., vi., vii. 



Lutra, toes webbed, 29. 



Mustela, toes not webbed, tail long, 23. 



Putorius, toes not webbed, tail short, 24 27. 



Meles, toes not webbed, tail short, fore claws longer than hind 

 claws, 28. 



Myoxidse. (RODENTIA.) Plate x. 

 Muscardinus, 36. 



Phocidse. (CARNIVORA.) Plates viii., ix. 



Cystophora, upper incisors two, lower incisors one, 34. 



Halichants, upper incisors three, lower incisors two, head 

 flattened, 33. 



PJwca, upper incisors three, lower incisors two, head rounded, 

 30-32. 



Physeteridae. (CETACEA.) Plates xxii., xxiii. 



Physeter, dorsal fin absent or rudimentary, 59. 



Hyperoodon, dorsal fin well developed, head crested, teeth at outer 

 end of lower jaw, 60. 



Mesoplodon, dorsal fin well developed, head crested, teeth in 

 middle of lower jaw, 61. 



Ziphius, dorsal fin well developed, head without crest, teeth at 

 outer end of lower jaw, 62. 



Rhinolophidse. (CHIROPTERA.) Plate i, 

 Rhinolophus, i, 2, 



