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Table 1 Predictor and response variables for development of reproductive isolations in the ring species Ensatina eschscholtzii.

From: Predictors for reproductive isolation in a ring species complex following genetic and ecological divergence

Population comparison N Response Variable Predictor Variables
   Degree of Genetic Admixture (%) Genetic Divergence Ecological Divergence
    Time since Divergence Climatic dissimilarity (%) Vegetation dissimilarity (%)
    mtDNA distance (corrected PiXY) nDNA distance ( DN)   
contacts around the ring:      
plat a vs croc 9 88.9 2.9 0.11 51.9 82.9
plat a vs plat b 6 100.0 8.6 0.25 82.5 16.4
plat c vs plat d 11 81.8 5.5 0.17 100.0 33.3
oreg a vs oreg b 8 87.5 6.8 0.17 71.3 36.1
oreg b vs pict 23 56.5 3.1 0.39 93.1 47.6
oreg c vs oreg e 10 100.0 1.6 0.13 100.0 39.4
oreg d vs oreg e 8 100.0 11.0 0.16 85.3 32.0
oreg f vs xant a 6 100.0 13.8 0.31 80.2 29.3
oreg g vs xant b 8 50.0 11.0 0.21 58.0 29.0
xant a vs xant b 9 75.0 5.6 0.12 100.0 13.8
mid-ring contact:       
xant c vs plat b 323 35.9 12.9 0.4 86.3 4.6
contacts at the terminus of the ring:     
esch vs klau b 18 11.1 10.1 0.56 94.7 60.3
esch vs klau a 88 5.7 10.5 0.6 100.0 24.0