Historical patterns of gene flow and vicariance influence the genetic and phylogeographic structure of populations (Avise, 2000) and are two of the most important mechanisms invoked to explain the ...

The family Elmidae (riffle beetles) is well studied and the existence of 17 genera with 57 species have been reported in Japan so far. The genus Podonychus Jäch & Kodada, 1997 (Elminae, Macronychini) ...

Several life-history traits of T. reliquum may affect the genetic response of its populations to habitat disturbance and loss. It is self-incompatible in some populations or has a leaky ...

This news release is available in French. Branched Bartonia (Bartonia paniculata), a threatened species, is a spindly annual plant that grows to 40 cm tall and has tiny white flowers. Researchers at ...

Example - " disjunct distribution of king crabs" disjunct, isolated - marked by separation of or from usually contiguous elements Example - " little isolated worlds, as abruptly disjunct and ...