Merogomphus chaoi Yang et Davies, 1993

鉴别特征：The female of M. chaoi resembles that of M. torpens (Needham) in shape of vulvar scale but in the latter species it is only 0.4 of the length of stemite 9; but in addition it differs in abdominal colouration and M. chaoi has the second yellow stripe of the pterothorax broad and complete.

分布区域：云南。

文献：Yang, B., Davies, D.A.L. 1993 Odonatologica, 22 (1): 45–62.