Stephie, you made a bunch of mistakes in retyping this abstract. Below is the
correct version. Why do you even try?
Nancy Gene and Jayme
A new Transantarctic relationship: morphological evidence for a
Rheidae–Dromaiidae–Casuariidae clade (Aves, Palaeognathae, Ratitae)
ESTELLE BOURDON 1*, ARMAND DE RICQLES 1 and JORGE CUBO 2
1 Collège de France, UMR 7179, Université Pierre et Marie Curie, 4 place
Jussieu, B.C. 19, Paris 75005, France
2 Université Pierre et Marie Curie, UMR 7179, 4 place Jussieu, B.C. 19, Paris
75005, France
Correspondence to *E-mail: bourdon@...
Copyright © 2009 The Linnean Society of London
KEYWORDS
biogeography • Gondwana break-up • phylogeny • ratites
ABSTRACT
Although ratites have been studied in considerable detail, avian systematists
have been unable to reach a consensus regarding their relationships.
Morphological studies indicate a basal split separating Apterygidae from all
other extant ratites, and a sister-group relationship between Rheidae and
Struthionidae. Molecular studies have provided evidence for the paraphyly of the
Struthionidae and Rheidae, with respect to a clade of Australasian extant
ratites. The position of the extinct Dinornithidae and Aepyornithidae also
remains hotly debated. A novel pattern of diversification of ratites is
presented herein. The phylogenetic analysis is based on 17 taxa and 129
morphological characters, including 77 new characters. The resultant tree yields
a sister-group relationship between New Zealand ratites (Apterygidae plus
Dinornithidae) and all other ratites. Within this clade, the Aepyornithidae and
Struthionidae are successive sister taxa to a new, strongly supported clade
comprising the Rheidae, Dromaiidae, and Casuariidae. The link between South
American and Australian biotas proposed here is congruent with numerous studies
that have evidenced closely related taxa on opposite sides of the Southern
Pacific. These repeated patterns of area relationships agree with current
knowledge on Gondwana break-up, which indicates that Australia and South America
remained in contact across Antarctica until the earliest Tertiary. © 2009 The
Linnean Society of London, Zoological Journal of the Linnean Society, 2009, 156,
641–663.
Received 2 November 2007; accepted for publication 23 June 2008
_____________
--- In jurassicdavesdinoclub@yahoogroups.com, stephanpickering@... wrote:
>
> Estelle Bourdon, Armand de Ricqles, Jorge Cubo, 2009. A new Transantarctic
relationship: morphological evidence for a Rheidae-Dromaiidae-Casuariidae clade
(Aves, Palaeognathae, Ratitae). Zoological Journal [London] 156(3):641-663.
ABSTRACT. Although ratites have been studied in considerable detail, avian
systematists have been unable to reach a consensus regarding their
relationships. Morphological studies indicate a basal split separating
Apterygidae from all other extant ratites, and a sister-group relationship
between Rheidae and Struthionidae. Molecular studies have provided evidence for
the paraphyly of the Struthionidae and Rheidae, with respect to a clade of
Australasian extant ratites. The position of the extinct Dinornithidae and
Aepyornithidae also remains hotly debated. A novel pattern of diversification of
ratites is presented herein. The phylogenetic analysis is based on 17 taxa and
129 morphological characters, including 77 new characters. The resultant tree
yields a sister-group relationship between New Zealand ratites (Apterygidae plus
Dinornithidae) and all other ratites. Within this clade, the Aepyornithidae and
Struthionidae are successive sister taxa to a new, strongly supported clade
comprising the Rheidae, Dromaiidae, and Casuariidae. The link between South
American and Australian biotas proposed here is congruent with numerous studies
that have evidenced closely related taxa on opposite sides of the Southern
Pacific. These repeated patterns of area relationships agree with current
knowledge on Gondwana break-up, which indicates that Australia and South America
remained in contact across Antarctica until the earliest Tertiary.???
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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> IN PROGRESS: Mutanda Dinosaurologica: in memory of Samuel Paul Welles (9
November 1909--6 August 1997)
>
> IN PROGRESS: Dialects of a synaesthetic heart: poetics for Faline Pickering,
23 January 1949--24 August 2008
>
> IN PROGR ESS: Alfred Russel Wallace's KING KONG: the semioptics of Willis
O'Brien
>
> PARTNER IN THE UNIVERSE TO: FALINE PICKERING, MY BELOVED QUANTUM AQUARIUS
>
> MEMBER 13853: SOCIETY OF VERTEBRATE PALEONTOLOGY
>
> One concept c orrupts and confuses the others. I am not speaking of the Evil
whose limited sphere is ethics; I am speaking of the infinite. -- J.L. Borges
>
> You never know what's comin' for you. Queenie in Eric Roth's The curious case
of Benjamin Button
>
> What if G-d didn't say it? -- Bart Ehrman
>
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