Numts are copies of mitochondrial genes that have been translocated to the
nuclear genome. When mistaken for authentic mitochondrial genes, numts may mislead phylogenetic inferences (Nacer & do Amaral, 2017).
Henderson JB, Sellas AB, Fuchs J, Bowie RCK, and Dumbacher JP (2017), Complete
mitochondrial genome sequences of the northern spotted owl (Strixoccidentaliscaurina) and the barred owl
(Strixvaria; Aves: Strigiformes: Strigidae)
confirm the presence of a duplicated control region, PeerJ 5,
NacerDF, and do Amaral FP (2017), Striking pseudogenization in avian
phylogenetics: numts are large and common in falcons, Mol. Phylogenet. Evol. 115, 1-6. (free pdf)