Table 2.
Characterization of DNA sequences and the substitution models used to correct for saturation in the Bayesian analyses.
| DNA | Length | Mean % divergence1 | % GC content | Ts:Tv2 | Model | ||
|---|---|---|---|---|---|---|---|
| Protein-coding | Synonomous3 | Nonsynonymous | |||||
| mt COI | 1005 | 17.0 | 41.0 | 1.304 | 259.42 | 94.58 | GTR+SS |
| nuc H3 | 371 | 13.9 | 48.8 | 1.075 | 222.23 | 71.77 | Sym+SS |
| Ribosomal | Indels4 | Size5 | |||||
| mt 16S | 506 | 11.1 | 32.6 | 0.527 | 3 | 1.0 | GTR+I+G |
| nuc 18S | 1644 | 5.9 | 48.0 | 0.526 | 5 | 1.18 | GTR |
| nuc 28S | 400 | 8.6 | 47.4 | 0.584 | 4 | 1.14 | GTR+I+G |
1 Uncorrected pairwise sequence divergence.
2 Ratio of transitions to transversions.
3 Protein coding genes: synonymous substitutions vs. non-synonymous.
4 Ribosomal genes: the number of distinct haplotypes that differed for indels (insertion/deletion).
5 Average length in base pairs of indels.