Queen morphology of Monomorium species. A. M. brachypterum sp. nov., body in profile view; B. M. intrudens, body in profile view; C. M. brachypterum sp. nov., head in full-face view; D. M. intrudens, head in full-face view; E. M. brachypterum sp. nov., thorax in dorsal view; F. M. intrudens, thorax in dorsal view.

 
 
  Part of: Idogawa N, Dobata S, Okada Y, Yamane S (2025) A new species of Monomorium Mayr, 1855 (Hymenoptera, Formicidae) with a brachypterous queen from southern Japan, and phylogeny of Japanese Monomorium species with diverse reproductive strategies. ZooKeys 1250: 49-78. https://doi.org/10.3897/zookeys.1250.150776