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Table 1 Summary of initial conditions and results obtained in phylogenetic reconstructions and model testing.

From: Molecular phylogenetics and evolutionary history of ariid catfishes revisited: a comprehensive sampling

Analysis

Mitochondrial

Nuclear

Combined

 

129 taxa, 2866 bp

73 taxa, 978 bp

73 taxa, 3844 bp

MP

   

RA replicates

100

5

100

Bootstrap replicates

1000 (10 RA rep.)

_

1000 (10 RA rep.)

Optimal trees retained

8

>5 × 104

36

Optimal tree score (steps)

11208

387

9002

Consistency index

0.188

0.749

0.25

Consensus type

strict

50% majority rule

90% majority rule

Initial model (ML and BI)

   

Akaike information criterion

GTR+I+Γ

HKY+I+Γ

GTR+I+Γ

Number of substitution rate parameters

6

2

6

ML – Garli

   

Search replicates

10

5

10

Automatic termination* (generations)

1 × 104

1 × 104

1 × 104

Optimal tree score (lnL)

-52003.50

-3791.51

-43666.78

Bootstrap

_

_

_

ML – RAxML

   

Search replicates

10

5

5

Partitions

none

none

none

Optimal tree score (lnL)

-52145.37

-3790.72

-43726.10

Bootstrap replicates**

150

400

200

BI

   

Search replicates

3

3

3

Partitions

none

none

none

Generations

1 × 107

6 × 106

6 × 106

Burn-in

2.5 × 106

1.5 × 106

1.5 × 106

Post-burn-in trees (combined searches)

~2.15 × 105

~1.35 × 105

~1.35 × 105

Mean lnL

-52160

-4119.14

-43760

Efective Sample Size (all parameters)

>200

>200

>200

Consensus type

50% majority rule

50% majority rule

50% majority rule

  1. RA, random addition
  2. *genthreshfortopoterm command
  3. **rapid bootstrapping algorithm via automatic termination