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Table 4 Contrast Among Topologies Representing Alternative Hypotheses on the Origin of Rearranged Sex Chromosomes in the melanica-robusta clade

From: Independent Origins of New Sex-Linked Chromosomes in the melanica and robusta Species Groups of Drosophila

Topology

-lnL

Length

SH

AU

Two Origins

    

   (out, ((rob, sor), (col, (mic, (nig, (eur, (mel, par)))))))

7497.2

1231.4

0.884

0.725

   (out, (col, ((rob, sor), (mic, (nig, (eur, (mel, par)))))))

7498.1

1242.4

0.694

0.410

   (out, ((col, (rob, sor)), (mic, (nig, (eur, (mel, par))))))

7498.4

1243.6

0.649

0.170

One Origin

    

   (out, (col, (mic, ((rob, sor), (nig, (eur, (mel, par)))))))

7535.8

1286.5

0.002*

1E-4*

   (out, (mic, (col, ((rob, sor), (nig, (eur, (mel, par)))))))

7540.6

1288.1

0.002*

2E-4*

  1. Note: SH = P-value Shimodaira-Hasegawa test; AU = P-value approximately unbiased test; out = outgoup species; rob = D. robusta; sor = D. sordidula; col = D. colorata; mic = D. micromelanica; nig = D. nigromelanica; eur = D. euronotus; mel = D. melanica; par = D. paramelanica. Constrained topology of outgroup species relative to ingroup: ((funebris, macrospina), ((pavani, gaucha), ((virilis, borealis), (ingroup)))). Asterisk indicates topologies rejected at the 1% level.