PLATE I. 



Pleistocene Mustelid^:. 



Cranium and Mandible. 



Polecat (Mustela putorius), and Giant Polecat (Mustela robusta). 



(Natural size.) 

 Mustela putorius. 



Fia. 



1. Dorsal "jview of a ? Prehistoric cranium from Iglitham, near Maidstone 



2. Ventral! (Corner Coll.). 



3. Lateral view of a cranium from Brixliam (Brit. Mus.). 



4. Palatal view of the corresponding mandible (Brit. Mus.). 



5- Outer 1 



T [aspect ot the same mandible. 



<>. Inner J 



Mustela robusta. 



7. Dorsal ) . . T ., . 



^ XT .view ot a cranium from Jghtham, near Maidstone (Lewis Abbott 



8. Ventral \ 



9. Lateral] ^ 



10. Palatal view of the corresponding mandible (Lewis Abbott Coll.). 



11. Outer 1 . , ,., . 



[aspect ot the same mamuble. 



12. Inner J 



a. Occipital condyle 



b. Auditory bulla 



d. Post-orbital process of frontal yPlates I to VI. 



e. Infra-orbital foramen 

 /. Mandibular condyle 



