References:
Bouzid NM, Archie JW, Anderson RA, Grummer JA, Leaché AD (2021) Evidence for ephemeral ring species formation during the diversification history of western fence lizards (Sceloporus occidentalis ). Mol Ecol. , 30 : XXX-XXX
Darwin C (2011). The origin of species. William Collins.
De Queiroz K (2020) An updated concept of subspecies resolves a dispute about the taxonomy of incompletely separated lineages.Herpetological Review , 51 , 459–461.
Dobzhansky T (1958) Species after Darwin. In: A century of Darwin(ed Barnett SA). A century of Darwin. Heinemann, London.
Endler JA (1977) Geographic variation, speciation, and clines.Monogr Popul Biol , 10 , 1–246.
Harrison RG, Larson EL (2014) Hybridization, introgression, and the nature of species boundaries. Journal of Heredity , 105 , 795–809.
Kuhlwilm M, Han S, Sousa VC, Excoffier L, Marqués-Bonet T (2019) Ancient admixture from an extinct ape lineage into bonobos. Nature Publishing Group , 1–11.
Pereira RJ, Wake DB (2009) Genetic leakage after adaptive and nonadaptive divergence in the Ensatina eschscholtzii ring species. Evolution , 63 , 2288–2301.
Rosenblum EB, Sarver BAJ, Brown JW et al. (2012) Goldilocks Meets Santa Rosalia: An Ephemeral Speciation Model Explains Patterns of Diversification Across Time Scales. Evol. Biol. , 39 , 255–261.
Roux C, Fraisse C, Romiguier J et al. (2016) Shedding Light on the Grey Zone of Speciation along a Continuum of Genomic Divergence.PLoS Biol , 14 , e2000234.
Singhal S, Moritz C (2013) Reproductive isolation between phylogeographic lineages scales with divergence. Proc R Soc B ,280 , 20132246–20132246.