Species

242 Species critical notion in the context of phylogenetic systematics, or, as it is popularly known, cladistics. In Hennig’s de ...

Phylogenetic Species Concepts 243 The second phylospecies concept we might call the synapomorphic concept. This further divides ...

244 Species Phylogenetic approaches to species are founded on one of three criteria— synapomorphy, autapomorphy, or prior phenet ...

Phylogenetic Species Concepts 245 The sort of vicariance he has in mind includes trophic replaceability,^18 but also other ecolo ...

246 Species When some of the tokogenetic relationships among the individuals of one species cease to exist, it disintegrates int ...

Phylogenetic Species Concepts 247 Like Hennig and most proponents of the biospecies and other isolationist concep- tions, they r ...

248 Species They redefine monophyly in such a way as to be able to include species: A monophyletic taxon is a group that contain ...

Phylogenetic Species Concepts 249 which is de Queiroz’s later conception of a cohesive object or group over phylogeny.^38 The ac ...

250 Species He then noted that this means that subspecies are “by definition, unobservable and undefineable,” since they have no ...

Phylogenetic Species Concepts 251 If the goal of distinguishing species is thereby to recognize the end-products of evolu- tion, ...

252 Species de Queiroz, Kevin. 1998. The general lineage concept of species, species criteria, and the process of speciation. In ...

Phylogenetic Species Concepts 253 Nelson, Gareth J. 1971. Paraphyly and polyphyly: Redefinitions. Systematic Zoology 20 (4):471– ...

http://taylorandfrancis.com ...

255 10 Other Species Concepts Ecological Species Concepts Turesson’s species concept was not widely adopted, but ecological conc ...

256 Species Some part of the resource space together with whatever predation and parasitism occurs on the group considered.^5 Qu ...

Other Species Concepts 257 populations within the species’ range acts as an inhibitor, which he calls Mayr’s Brake, on adaptive ...

258 Species it applies equally to uniparental lineages in artificial life simulations as in biology.^20 He notes that ...A viral ...

Other Species Concepts 259 Another conception, which expands upon Cohan’s bacterial species concept, is the adaptive divergence ...

260 Species taxonomy” in virtue of the use of computers for the first time in systematics, basically involves a cluster analysis ...

Other Species Concepts 261 involving replacing that term (“species”) with another, for example, “deme,”^44 as Pleijel (least inc ...