Male genital structures of Cylindrotoma nigriventris Loew, 1849 A terminalia, dorsal view B terminalia, ventral view (aedeagus complex removed) C terminalia, lateral view D ventral lobe of the gonocoxite, lateral view E shape of the gonostylus, caudal view F aedeagus complex, dorsal view G aedeagus complex, ventral view H aedeagus complex, lateral view I tip of the aedeagus.

 
 
  Part of: Kolcsár L-P, Paramonov N, Imada Y, Kato D, Gamboa M, Shinoka D, Kato M, Watanabe K (2022) Notes on the taxonomic status and distribution of some Cylindrotomidae (Diptera, Tipuloidea), with emphasis on Japanese species. ZooKeys 1083: 13-88. https://doi.org/10.3897/zookeys.1083.75624