Miller — A Jmnping Mouse {Z(q)u^ iyslgnh). 



Crankd Measuremexts of Six Specimens nf Zapns insigvix. 



Nuinbor 



Sex 



Rat^ilar len<i;th 



Easilar length of Hensel 



Zygomatic breadth 



Mastoid breadth 



Interorbital constriction 



Greatest length of nasal« 



Incisor to molar 



Incisor to post-palatal notch . . . 



Foramen magnum to post-pala- 

 tal notch 



Upper molar series along crowns. 



Basioccipital to middle of j^ari- 

 etal 



Fronto-palatal depth at middle 

 of molar series 



Greatest length of mandible. . . . 



Lower molar series along crowns. 



3 8 7 

 464 



18.5 



16.8 

 12.4 

 10.2 



4.8 



9.2 



(> 



8.8 



7.8 



12 



12 



4 



* Collection of E. A. :ind O. Bang.s 



Cranial Measurements of Six Specimens of Zapus hndsonias. 



Number 



Sex 



Basilar length 



Basilar length of Hensel , 



Zygomatic breadth 



Mastoid breadth , 



Interorbital constriction , 



Greatest length of nasals 



Incisor to molar. . . 



Incisor to post-palatal notch . . . . 



Foramen magnum to post-pala- 

 tal notch 



Upper molar series along crowns 



Basioccipital to middle of pari- 

 etal 



Fronto-parietal depth at middle 

 of molar series 



Greatest length of mandible. . . . 



Length of lower molar series 

 along crowns 



