abstract:The mesothorax is the middle of the three segments in the thorax of an insect, and bears the second pair of legs. Its principal sclerites (exoskeletal plates) are the mesonotum (dorsal), the mesosternum (ventral), and the mesopleuron (lateral) on each side.
N
the middle segment of the thorax of an insect, bearing the second pair of walking legs and the first pair of wings 中胸
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see also
prothorax,
metathorax