Search for dissertations about: "George Sangster"

Found 2 swedish dissertations containing the words George Sangster.

  2. 1. Controversies over taxonomic and nomenclatural instability: an empirical approach

    Author : George Sangster; Per Ericson; Mikael Thollesson; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Systematic Zoology; zoologisk systematik och evolutionsforskning;

    Abstract : Taxonomic names serve two important functions: they reflect hypotheses about the existence of taxa, and they serve as the primary means to communicate about biodiversity. The dual purpose of names is a source of conflict and misunderstanding among taxonomists and end-users of taxonomy. READ MORE

  4. 2. Integrative taxonomy of birds : Studies into the nature, origin and delimitation of species

    Author : George Sangster; Per G. P. Ericson; Martin Päckert; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Aves; biogeography; integrative taxonomy; pluralism; ring species; speciation; species criteria; species limits; taxon chain; Systematic Zoology; zoologisk systematik och evolutionsforskning;

    Abstract : Species are the basic currency in biodiversity studies but what constitutes a species has long been controversial. A major breakthough was the insight that most systematists agree that species are segments of population lineages, and that multiple lines of evidence should be employed and integrated, a procedure called integrative taxonomy. READ MORE