240 230 220 210 200 190 180 170 160 150 140 130 120 110 Eoraptor Millions of years ago Ornithischian dinosaurs III Reduction of IV and V III Loss of V; II Coelophysolds and III about the same length III Loss of IV Allosaurids Four digits In hands and V; II is longer Hollow bones, Compsognathids furcula (wish bone) III Pubic boot, three digits Tyrannosauroids In hand Hollow cylindrical Oviraptorosaurs feathers Tufted feathers Dromeosaurids Semilunate carpal in hand, feathers dosed with barbules and hooks, nest-brooding III. Archaeopteryx Feathers dosed and asymmetrical Reduction of III III II Elongation of II Living birds Long arms (ulna longer than femur) Toothless beak, fused wing digits, short feathered tall Reduction of I; fusion of II and III: loss of some phalanges THE FIRST OPTION IS NOT CORRECT AND PLEASE DON'T USE AI!! Are dinosaurs (excluding birds) a monophyletic or paraphyletic group, and why? Monophyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their descendants. Monophyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur common ancestor. Paraphyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their descendants. Paraphyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur common ancestor.
240 230 220 210 200 190 180 170 160 150 140 130 120 110 Eoraptor Millions of years ago Ornithischian dinosaurs III Reduction of IV and V III Loss of V; II Coelophysolds and III about the same length III Loss of IV Allosaurids Four digits In hands and V; II is longer Hollow bones, Compsognathids furcula (wish bone) III Pubic boot, three digits Tyrannosauroids In hand Hollow cylindrical Oviraptorosaurs feathers Tufted feathers Dromeosaurids Semilunate carpal in hand, feathers dosed with barbules and hooks, nest-brooding III. Archaeopteryx Feathers dosed and asymmetrical Reduction of III III II Elongation of II Living birds Long arms (ulna longer than femur) Toothless beak, fused wing digits, short feathered tall Reduction of I; fusion of II and III: loss of some phalanges THE FIRST OPTION IS NOT CORRECT AND PLEASE DON'T USE AI!! Are dinosaurs (excluding birds) a monophyletic or paraphyletic group, and why? Monophyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their descendants. Monophyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur common ancestor. Paraphyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their descendants. Paraphyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur common ancestor.
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
Related questions
Question
Transcribed Image Text:240 230 220 210 200 190 180 170 160 150 140 130 120 110
Eoraptor
Millions of years ago
Ornithischian dinosaurs
III
Reduction
of IV and V
III
Loss of V; II
Coelophysolds
and III about
the same length
III
Loss of IV
Allosaurids
Four digits
In hands
and V; II is
longer
Hollow bones,
Compsognathids
furcula (wish bone)
III
Pubic boot, three digits
Tyrannosauroids
In hand
Hollow cylindrical
Oviraptorosaurs
feathers
Tufted feathers
Dromeosaurids
Semilunate carpal in hand,
feathers dosed with barbules
and hooks, nest-brooding
III.
Archaeopteryx
Feathers dosed and asymmetrical
Reduction
of III
III
II
Elongation
of II
Living birds
Long arms (ulna longer than femur)
Toothless beak, fused wing
digits, short feathered tall
Reduction of
I; fusion of
II and III:
loss of some
phalanges
THE FIRST OPTION IS NOT CORRECT AND PLEASE DON'T USE AI!!
Are dinosaurs (excluding birds) a monophyletic or paraphyletic group, and why?
Monophyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their
descendants.
Monophyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur
common ancestor.
Paraphyletic group, because "dinosaurs" include the common ancestor of dinosaurs and all their
descendants.
Paraphyletic group, because "dinosaurs" do not include all of the descendants of the dinosaur common
ancestor.
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