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Table 2 Pooled linear regressions under BM using the complete dataset for specific subclades

From: Assesment and interpretation of negative forelimb allometry in the evolution of non-avian Theropoda

Clade

N

Top.

Intercept

Slope

Slope 95% CI

λ

Scansoriopterygidae

4

1–6

−0.053

1.073

(0.741, 1.404)

1a

 

–

−0.075

1.085

(0.527, 1.644)

0a

Troodontidae + Anchiornis related

20

1–2

0.356

0.742

(0.520, 0.964)

1a

 

3–4

0.352

0.743

(0.521, 0.964)

1a

 

–

0.685

0.577

(0.380, 0.774)

0a

Anchiornis related

11

1–6

0.067

0.928

(0.723, 1.132)

1a

 

–

0.025

0.962

(0.659, 1.264)

0a

Dromaeosauridae+ Troodontidae

31

1–2

0.144

0.833

(0.691, 0.975)

0.813

 

3–4

0.133

0.839

(0.695, 0.983)

0.813

 

5–6

0.173

0.832

(0.692, 0.971)

0.819

Troodontidae

9

1–6

0.300

0.739

(0.436, 1.042)

1a

 

–

0.186

0.797

(0.479, 1.115)

0a

Dromaeosauridae

22

1–4

0.328

0.757

(0.597, 0.917)

1a

 

5–6

0.399

0.728

(0.567, 0.888)

1a

 

–

0.279

0.775

(0.732, 0.819)

0a

Dromaeosauridae excluding Microraptor

15

1–4

0.410

0.721

(0.523, 0.919)

1a

5–6

0.471

0.697

(0.503, 0.890)

1a

–

0.279

0.775

(0.732, 0.819)

0a

Oviraptorosauria

28

1–4

−0.204

0.988

(0.936, 1.041)

0.947

 

5–6

−0.189

0.987

(0.930, 1.043)

0.946

Therizinosauria

5

1–6

0.062

0.912

(0.755, 1.070)

1a

 

–

0.217

0.849

(0.587, 1.111)

0a

Ornithomimosauria

15

1–6

−0.348

1.057

(0.928, 1.186)

1a

 

–

−0.543

1.143

(1.040, 1.245)

0a

Compsognathidae

7

1–6

−0.042

0.876

(0.580, 1.172)

0.717

Tyrannosauroidea

23

1–6

0.018

0.859

(0.650, 1.068)

0.437

Tyrann. + Megaraptoridae

25

2, 4, 6

−0.0171

0.882

(0.709, 1.054)

0.772

Allo. + Megaraptora

8

1, 3, 5

0.424

0.719

(0.266, 1.172)

1a

–

0.497

0.695

(0.206, 1.184)

0a

Megalosauroidea

5

1–6

−0.258

0.988

(0.930, 1.046)

1a

–

−0.268

0.991

(0.909, 1.073)

0a

Ceratosauria

9

1–6

0.276

0.763

(0.642, 0.884)

0.930

Coelophysoidea

10

1–6

−0.463

1.073

(0.863, 1.282)

1a

–

−0.407

1.054

(0.842, 1.265)

0a

Non-Maniraptoriform Tetanurae

44

1–6

−0.047

0.896

(0.811, 0.980)

0.763

Non-Maniraptoriform Tetanurae excluding Tyrann.

21

1–6

−0.055

0.908

(0.815, 1.000)

0.753

  1. N is the number of specimens, Intercept, Slope and Slope 95% CI are estimations obtained after pooling 1000 dichotomous time-scaled trees generated for the specified topologies. λ is a simple mean of Pagel’s λ estimations on the same regressions. adenotes fixed λ values. Top. Topologies, Tyrann. Tyrannosauroidea, Allo. Allosauroidea
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Frontiers in Zoology

ISSN: 1742-9994