Table 3. Genealogical sorting index (gsi) scores and significance test results for GMYC-delimited species of the Poecilia sphenops species complex.
| nDNA loci | ||||||||
|---|---|---|---|---|---|---|---|---|
| Delimited species | Concatenated mtDNA | Ldh-A | RPS7 | X-src | X-yes | Glyt | Ensemble score (gsi T ) | Concatenated mtDNA + nDNA |
| Clade 1, P. sp. “Tipitapa” | 1** | 0.039ns | 0.488* | 0.488* | – | – | 0.203* | 1* |
| Clade 2-b | 1** | 0.029ns | 1** | 1* | – | – | 0.406* | 1** |
| Clade 2-c, “sphenops” sp. 1 | 1** | 0.083ns | 1** | 0.463* | 0.472ns | 1* | 0.603** | 1** |
| Clade 3, “gillii” sp. 2 | 1** | 0.035ns | 0.488* | 1** | – | – | 0.305* | 1* |
| Clade 4, P. hondurensis | 1** | 0.024ns | 1* | 0.488* | – | – | 0.302* | 1* |
| Clade 5, P. gillii | 1** | 0.180ns | 1** | 0.551** | 0.367* | 0.250ns | 0.470** | 1** |
| Clade 6, P. butleri | 1** | – | – | – | – | – | – | 1* |
| Clade 7, “limantouri” clade | 1** | – | – | – | – | – | – | 1* |
| Clade 8, P. mexicana clade | 1** | 0.279* | 0.688** | 0.472** | 0.336* | 0.205ns | 0.396** | 1** |
*P < 0.05;
**P < 0.001; ns, not significant