›› 1996, Vol. 39 ›› Issue (3): 274-279.

• RESEARCH PAPERS • Previous Articles     Next Articles

A STUDY ON THE MORPHOLOGY AND INTERNALSTRUCTURES OF POLYPHAGA OBSCURA CHOPART

Huang Renxin Wu Xia Du Chunhua Shao Hongguang   

  • Online:1996-08-20 Published:1996-08-20

Abstract: The external morphology of the female and ootheca and internal structures of digestive, excretory and reproductive systems of Polyphaga obscura Chopart, a species belonging Polyphagidae of important medical use in China found only in southern part of Akesu District, Xinjiang Uygur Autonomous Region, was studied. The results showed that in the absence of male specimen, the morphology of oothecacan be used as the basis for identifying the species of olyphaga, and it is confirmed that Polyphaga obscura is a valid name. Based on the morphology and behavior, we regard Polyphaga Spp. As cave dwellers with earlier history than Eupolyphaga sinensis Walker.

Key words: Polyphaga obscura, medical insect, morphology behavior, Xinjiang