Results 31 to 40 of about 105 (91)

The Phylocode: Beating a dead horse? [PDF]

open access: yes, 2007
The concept of the Phylocode has been evolving for some twenty years, and is supported by Lee and Skinner (2007): I argue against it here. The first issue is stability, and biologists must decide whether they seek rigidity (Phylocode) or flexibility and ...
Benton, MJ, Benton, M J
core  

Linking the evolution of body shape and locomotor biomechanics in bird-line archosaurs

open access: yes, 2013
Locomotion in living birds (Neornithes) has two remarkable features: feather-assisted flight, and the use of unusually crouched hindlimbs for bipedal support and movement.
Liverpool   +14 more
core   +1 more source

Dromaeosaurid systematics and evolution. [PDF]

open access: yes, 2012
206 p. : ill. (some col.), maps ; 26 cm.Coelurosauria is the most diverse clade of theropod dinosaurs. Much of this diversity is present in Paraves--the clade of dinosaurs containing dromaeosaurids, troodontids, and avialans. Paraves has over 160 million
Norell, Mark.   +2 more
core   +1 more source

Revisión de los Deinonychosauria (Dinosauria, Theropoda) de la Argentina : anatomía y filogenia

open access: yes, 2014
Deinonychosauria es un grupo de dinosaurios terópodos celurosaurios, con un dígito pedal II concapacidad de hiperextensión, entre otros rasgos. Los registros son mayormente del hemisferionorte, aunque también existen registros del hemisferio sur. Del Cretácico de Argentina proceden Buitreraptor gonzalezorum, Unenlagia comahuensis, Unenlagia paynemili ...
openaire   +2 more sources

Revisión de los Deinonychosauria (Dinosauria, Theropoda) de la Argentina: anatomía y filogenia

open access: yes
Deinonychosauria es un grupo de dinosaurios terópodos celurosaurios, con un dígito pedal II con capacidad de hiperextensión, entre otros rasgos. Los registros son mayormente del hemisferio norte, aunque también existen registros del hemisferio sur.
Gianechini, Federico Abel
core  

The Phylocode: Beating a dead horse? - Discussion

open access: yes, 2007
The concept of the Phylocode has been evolving for some twenty years, and is supported by Lee and Skinner (2007): 1 argue against it here. The first issue is stability, and biologists must decide whether they seek rigidity (Phylocode) or flexibility and ...
Benton, Michael J.
core  

Anchiornis HUXLEYI

open access: yes, 2017
AFFILIATION OF ANCHIORNIS HUXLEYI Affiliation to Maniraptora and Paraves The morphology of Anchiornis huxleyi can be confidently assigned to the Maniraptora.
Pei, Rui   +4 more
core   +1 more source

Abelisauridae Bonaparte & Novas 1985

open access: yes, 2014
Abelisauridae Bonaparte & Novas, 1985 Gen. and sp. indet. Referred material. ML 327 and ML 966 (Figs. 3–4). Locality and horizon. Cliffs of Lourinhã, Lourinhã, Portugal. Lourinhã Formation, Kimmeridgian-Tithonian, Upper Jurassic.
Mateus, Octávio, Hendrickx, Christophe
core   +1 more source

The multiple origins of powered flight among paravian theropod dinosaurs: constraints from new phylogenetic, aerodynamic and anatomical data

open access: yes, 2017
The evolution of birds (Avialae) from paravian theropods is a textbook evolutionary radiation. Our understanding of this transition has been frustrated, however, by lack of consensus on the relationships between birds and their closest relatives.
Goloboff, PA   +9 more
core  

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