Male genitalia: D. lineolata, USNM #113649, Amubri, A.C. Amistad, Prov. Limon, Costa Rica a lateral view uncus, gnathos, tegumen b ventral view vinculum, juxta, valvae, red arrow indicates juxta c phallus; D. muellerella, USNM #97436, Iguala, Guerrero, Mexico d lateral view uncus, gnathos, tegumen e ventral view vinculum, juxta, valvae, red arrow indicates juxta f phallus.

 
 
  Part of: Solis MA, Metz MA (2016) An illustrated guide to the identification of the known species of Diatraea Guilding (Lepidoptera, Crambidae, Crambinae) based on genitalia. ZooKeys 565: 73-121. https://doi.org/10.3897/zookeys.565.6797