102 SKKTCII or THE HISTORY OF MAMMALIA. 



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63. — Cuming's Octodon. 



about seven inches ; of the tail about two inches and a 

 quarter. Toes, as in Octodon, five on each foot. (Fig. 

 64.) The skull in different views is shown in Fig. 65. 



Locality. — The east entrance of the Strait ot Magal- 

 haens at Cape Gregory and the vicinity. (King.) The 

 wide plains north of the Rio Colorado are undermined 

 by these animals ; and near the Strait of Magalhaens, 

 where Patagonia blends with 1'ierra del Fuego, the 

 whole sandy country forms a great warren for them. 



Mr. Darwin (' Journal and Remarks ') gives a circum- 

 stantial account of this curious animal, which he well 

 describes as a Rodent with the habits of a mole. " The 



