- head,thoraxandabdomenThearmswingdrivedthethoraxrotationtosomeextent.Anyofusuallyfourmembranousorgansforflyingthatextendfromthethoraxofaninsect.Aslender,stalklikepart,asthatconnectingthethoraxandabdomenincertaininsects.④19casescomplicatedwithdropsyan...
- 20165