Table 1 Intercepts, slopes, R2 and significance values of linear regressions of log partition sizes vs.

From: Testing hypotheses of developmental constraints on mammalian brain partition evolution, using marsupials

Partition

All developing

Macropus eugenii

Trichosurus vulpecula

Monodelphis domestica

Adults (marsupials)

 

Int.

Sl.

R 2

Int.

Sl.

R 2

Int.

Sl.

R 2

Int.

Sl.

R 2

Int.

Sl.

R 2

Olf. Bulb

−3.99

1.1

0.92

−4.5

1.12

0.97

−3.41

1

0.99

−5.27

1.47

0.98

−0.16

0.66

0.72

Cerebr.

−1.81

1.29

0.98

−2.14

1.4

0.98

−1.54

1.24

0.97

−1.59

1.25

0.99

−1.84

1.2

0.98

Hippoc.

−5.31

1.32

0.98

−5.85

1.4

0.99

−5.27

1.28

0.99

−5.34

1.38

0.98

−1.5

0.89

0.97

Dienc.

−1.23

0.88

0.99

−0.87

0.84

0.996

−0.86

0.83

1

−1.5

0.89

0.99

−2.38

1

0.99

Midbrain

−0.57

0.74

0.97

−0.28

0.72

0.97

−0.22

0.67

0.99

−0.9

0.77

0.99

−0.69

0.75

0.97

Cerebell.

−3.45

1.15

0.97

−3.34

1.08

0.98

−4.92

1.25

0.99

−3.86

1.31

0.99

−1.78

1

0.99

Medull.

0

0.68

0.98

0.37

0.61

0.98

−0.17

0.73

0.98

−0.08

0.67

0.98

−1

0.86

0.99

  1. whole brain volume minus partition sizes. All regressions are significant at p < 0.0001.