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Sylvilagus auduboni warreni—(Colorado Cotton Tail) 29.7%

The remains of this rodent bulked large in the bone remains
from almost every room of the pueblo. It is most natural to suppose
that this mammal should have played a large part in the food


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economy of the Chaco people as it is found in fair numbers in the
region today. The Chaco Canyon is well within the borders of its
range although the altitude is in general somewhat low. Insomuch
as this species is one of the Upper Sonoran and Transitional zones,
its frequency here may be a valuable clue to former edaphic conditions
in the Chaco. No other member of the auduboni group was
identified from this ruin although Sylvilagus auduboni cedrophilus
occurs just to the south.