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Table 2 Comparison of the mandibular muscles volume between males and females of Eucryptorrhynchus scrobiculatus and E. brandti

From: Structural comparison of the rostra of two species of weevils coexisting on Ailanthus altissima: the response to ecological demands of egg deposition

 

E. scrobiculatus (F)

E. scrobiculatus (M)

E. brandti (F)

E. brandti (M)

Vad

5.42 %

3.76 %

6.55 %

4.34 %

Vab

3.20 %

1.90 %

2.7 %

1.48 %

  1. Vad = the muscle volume of mandible adductor; Vab = the muscle volume of mandible abductor