Figures 7-11 from: Hosoishi S, Yamane S, Sokh H (2021) A third species of the rare ant genus Rotastruma (Hymenoptera, Formicidae) from Cambodia, with illustrated generic diagnoses and key to species. Deutsche Entomologische Zeitschrift 68(2): 225-233. https://doi.org/10.3897/dez.68.63478

Figures 7-11 Rotastruma epispina sp. nov., worker. 7, Mesosoma in ventral view [13]; 8, Middle tibia [14]; 9, Hind tibia [14]; 10, Petiole and postpetiole in profile view [15, 16]; 11, Sting in profile view [17]. Figures in brackets correspond to diagnostic characters (Appendix 1).