Table 2. Characteristics of data subsets and selected substitution models.

Data partition	No. bases	No. VC	No. PIC	Substitution model
nDNA
LW Rh, ArgK and CAD, exon positions 1+2	1208	30 [2]	11 [9]	HKY+I
LW Rh and ArgK, exon positions 3	416	48 [10]	21 [12]	GTR+I
CAD, exon positions 3 and LW Rh introns	442	55 [11]	32 [22]	HKY+G
ArgK and CAD introns	298	46 [6]	11 [8]	HKY
Total	2364	179 [29]	75 [51]
mtDNA
COI positions 1+2	385	19 [7]	41 [34]	HKY+I+G
COI positions 3	193	19 [14]	159 [150]	GTR+G
Total	578	38 [21]	200 [184]

Data subsets used in phylogenetic analyses and their characteristics; VC = variable characters, PIC = parsimony informative characters; [ ] = ingroup only. The partitioning scheme and the respective substitution models were chosen with the software PartitionFinder [27].