An appreciation of the scale and frequency of climatic oscillations in the past few million
years is modifying our views on how evolution proceeds. Such major events caused …

Regional phylogeographical studies involving co‐distributed animal and plant species have
been conducted for several areas, most notably for Europe and the Pacific Northwest of …

The older history of hybrid zones is explored through consideration of recent advances in
climatology, paleontology and phylogeography in the Late Cenozoic, particularly the …

A recent test for the existence of suture zones in North America, based on hybrid zones
studied since 1970, found support for only two of the 13 suture zones identified by …

DNA techniques, analytical methods and palaeoclimatic studies are greatly advancing our
knowledge of the global distribution of genetic diversity, and how it evolved. Such …

Phylogeographic analysis has become a major tool for investigating historical aspects of
biogeography and population genetic structure. Anuran amphibians are particularly …

The high species diversity of aquatic and terrestrial faunas in eastern North America has
been attributed to range reductions and allopatric diversification resulting from historical …

II. Vicariant Species Formation E. Estimates of Amphibian Species Diversity A. Dichopatric
versus Peripatric V. Correlates, Radiation Trajectories and B. Gene Flow, Dispersal and …

Species status assessment and the conservation of biological diversity may require defining
units below the species level to portray probabilities of extinction accurately and to help set …

The hickory genus (Carya) contains ca. 17 species distributed in subtropical and tropical
regions of eastern Asia and subtropical to temperate regions of eastern North America …