A comparison of reptilian and avian olfactory receptor gene repertoires: Species-specific expansion of group γ genes in birds

Table 3 Distribution of group γ-c OR genes that were assigned to the unknown chromosome

Species	No. supercontigs	No. supercontigs encoding group γ -c OR genes	No. group γ -c OR genes	Ratio (No. group γ -c OR genes/supercontig)
Chicken	17001	129	365	2.8
Zebra finch	35035	362	502	1.4