Which subfamily within Sciuridae traditionally contains the species most commonly associated with tree dwelling?
Answer
Sciurinae
The subfamily Sciurinae generally includes the tree squirrels, representing the group most people picture when thinking of a common squirrel.

Related Questions
To which mammalian order do common squirrels belong?What is the key defining dental feature for all members of the order Rodentia?What is the specific taxonomic family where squirrels are classified?Which groups, besides tree squirrels, are encompassed by the family Sciuridae?Which subfamily within Sciuridae traditionally contains the species most commonly associated with tree dwelling?How do flying squirrels achieve their movement, as noted in the Pteromyinae subfamily?Which Sciuridae subfamily is characterized by larger, stockier, and often terrestrial animals like marmots and prairie dogs?What highly adaptable dietary characteristic is noted for the Sciuridae family?For the Eastern Gray Squirrel (*Sciurus carolinensis*), what is the grouping immediately below the Family level?What defining requirement must a squirrel meet to be classified in the Class Mammalia?