[Taxacom] Felsenstein lecture
John Grehan
jgrehan at sciencebuff.org
Thu Dec 4 07:41:32 CST 2008
> From: taxacom-bounces at mailman.nhm.ku.edu [mailto:taxacom-
> bounces at mailman.nhm.ku.edu] On Behalf Of Karl Magnacca
he doesn't care about higher-level
> classification, and it isn't important for phylogenetics, therefore it
> isn't important at all.
In that context I'm inclined to agree. But classifications comprise labels that can sometimes have powerful propaganda value. I've seen this in the way that popular adoption of taxonomic categories has been used for the large bodied hominoids (great apes and humans) - sometimes in support of a particular agenda (yes well all have agendas - admitted up front).
A classic example was the push to subordinate chimpanzees under Homo. This proposal ignored the fact that all the fossil hominids would also have to be similarity subordinated. It was a bit too much even for the chimpanzee supporters to swallow, but now they came up with the next best thing by distinguishing humans and chimpanzees under the same subfamily or tribe so one cannot (under this scheme) talk any longer about hominids for humans and their nearest relatives after splitting from a common ancestor with the nearest living ape.
Presuming our cladistic study of hominids gets accepted for publication in the near future, there will be two explicit phylogenetic alternatives with the following possible taxonomic renditions.
Chimpanzee theory (living taxa only since it is based on DNA similarities)
Superfamily Hominoidea
Family Hylobatidae
Hylobates Illiger, 1811
Symphalangus Gloger, 1841
Family Hominidae
Subfamily Ponginae
Pongo
Subfamily Homininae
Tribe Gorillini
Gorilla
Tribe Hominini
Pan
Homo
Orangutan theory (includes fossil taxa based on morphology)
Superfamily Hominoidea
Family Hylobatidae
Hylobates Illiger, 1811
Symphalangus Gloger, 1841
Family Panidae
Pan
Gorilla
Family Pongidae
Pongo Lacépède, 1799
†Ankarapithecus
†Gigantopithecus von Koenigswald, 1935
†Hispanopithecus
†Koratpithecus
†Lufengpithecus
†Sivapithecus Pilgrim, 1910
Family Hominidae
Homo Linnaeus, 1758
†Kenyanthropus
†Orrorin
†Australopithecus Dart, 1925
John Grehan
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