Table 12. Characterization of the concavity of the eight glirid groups. (x) represents rare or doubtful cases.

		Lower Molars			Upper Molars
		Weak	Moderate	Strong	Weak	Moderate	Strong
	Oligodyromys		x	(x)		x	X
	Bransatoglis/Paraglis	x	x	(x)		x	X
	Microdyromys	x	x	(x)	x	x	(x)
	Dryomyinae	x	x	x	x	x	X
	Glamyinae		x	x		x	X
	Gliravinae	x	x	x		x	X
	Glirinae	x	(x)		x	x	(x)
	Myomiminae	x	x		x	x	(x)