PATAGONIAN EXPEDITIONS: ZOOLOGY. 



EXPLANATION OF PLATE XIV. 



Phyllotis, Euneomys and Reithrodon. 



PAGE 



Fig. i-ia. Phyllotis micropus: Upper and lower teeth, unworn (d^ juv., 



Xf), for comparison with worn teeth figured on Plate XII, Fig. 



i^c-i^f^. Upper Rio Chico, Cordilleras, Patagonia. U. S. Nat. 



Mus. No. 84,292 60 



Fig. 2-2«. Phyllotis xanthopygus : Upper and lower teeth, greatly worn, 



(5* ad., X f . Upper Rio Chico, near Cordilleras, Patagonia. 



U. S. Nat. Mus. No. 92,123 58 



Fig. 3-3«. Phyllotis xanthopygus : Upper and left lower teeth, nearly 



unworn, 9 ad., for comparison with Fig. 2-2a. X f . Same 



locality. U. S. Nat. Mus. No. 84,223. 

 Fig. 4-4rt. Phyllotis pictus : Upper and lower teeth, greatly worn, 9 ad. 



Xf Skull figured on Plate XIII, Fig. 2-2^. 

 Fig. 5-5«. Phyllotis boliviensis: Upper and lower teeth, much worn, 9 



ad., X f Skull figured on Plate XIII, Fig. ^-^k 

 Fig. 6-6«. Euneomys PETERSONi : Upper and lower teeth, 9 ad., Xf. Skull 



figured on Plate XIII, Fig. 4-46 68 



Fig. 7-7^1. Euneomys petersoni : Upper and left lower teeth, nearly unworn 



(9 juv., X f), for comparison with the worn teeth in Fig. 6-6a. 



Upper Rio Chico, near Cordilleras, Patagonia. U. S. Nat. 



Mus. No. 84,197. 

 Fig. 8-8fl^. Reithrodon hatcheri : Skull {8-8d, X f ) and upper and lower 



teeth (X f ), cT ad. Upper Rio Chico, Cordilleras, Patagonia. 



U. S. Nat. Mus. No. 84,199 65 



(vol. hi) 



