Table 1 Summary of gene gain and loss events inferred after correcting for annotation and assembly error across six Coleoptera species.

From: A model species for agricultural pest genomics: the genome of the Colorado potato beetle, Leptinotarsa decemlineata (Coleoptera: Chrysomelidae)

 

Expansions

Contractions

No Change

Average Expansion

Families

Genes gained

Rate

Families

Genes lost

Rate

Anoplophora glabripennis

865 (13)

1231

1.42

1988 (107)

3125

1.57

5850

−0.182341

Agrilus plannipennis

739 (100)

1991

2.69

707 (8)

769

1.09

7257

0.119108

Dendroctonus ponderosae

933 (72)

1982

2.12

1606 (21)

1887

1.17

6164

0.006438

Leptinotarsa decemlineata

426 (40)

855

2.01

1556 (48)

2116

1.36

6721

−0.127501

Onthophagus taurus

1299 (142)

2952

2.27

767 (24)

895

1.17

6637

0.203380

Tribolium castaneum

786 (51)

1428

1.82

516 (27)

909

1.76

7401

0.055645

  1. The number of rapidly evolving families is shown in parentheses for each type of change and the rate is genes per million years.