Natural history of Gonioctena (Sinomela) nigroplagiata Baly on host plant, Celtis sinensis (Cannabaceae) A leaves of the host plant fed by a lot of larvae B fourth-instar larva C pupa D pale adult E intermediate adult F adult with predominant black spots on the elytra.

 
 
  Part of: Lee C-F, Hsieh C-H (2022) Integrative taxonomy of the leaf-beetle genus Gonioctena Chevrolat, 1836 in Taiwan (Coleoptera, Chrysomelidae, Chrysomelinae, Gonioctenini) reveals new synonymies and one new species. ZooKeys 1120: 1-46. https://doi.org/10.3897/zookeys.1120.87526