[i] The length of the chromosome, the number of markers, the recombination rate (cM/Mb), the length of 1 LDU, the Malécot model parameter estimates (L, M), and the slope estimate and significance of the relationship between LDU and cM position (see text for details). NA, Not available.

[ii] ^aBackground LD.

[iii] ^bProportion monophyletic.

[iv] ^cSlope of relationship between LDU and genetic distance (linear model LDU ∼ physical distance (kb) + genetic distance [cM]) . **P-value < 0.001; *P-value < 0.05.