Neighbor-joining tree based on Kimura 2-parameter distances of 241 species of Cotesia and 120 species of other genera of Microgastrinae. The two Cotesia species known to have T1 narrowing at midlength are colored in red.

 
 
  Part of: Gupta A, Shaw M, Cardinal S, Fernandez-Triana J (2016) A review of unusual species of Cotesia (Hymenoptera, Braconidae, Microgastrinae) with the first tergite narrowing at midlength. ZooKeys 580: 29-44. https://doi.org/10.3897/zookeys.580.8090