Characters of two Pseudalomya species. Frontal horns: A Pseudalomya truncaticornis sp. nov. (holotype, NMNS ENT 8836-1) B Pseudalomya nepalensis (holotype, SDEI). Faces: C P. truncaticornis sp. nov. (holotype, NMNS ENT 8836-1) D P. nepalensis (holotype, SDEI) E darker specimen of P. truncaticornis sp. nov. (paratype, NMNS ENT 8836-2), dorsal view of the head F darker specimen of P. truncaticornis sp. nov. (paratype, NMNS ENT 8836-2), lateral view of the head. Illustrated and photographed by Hsuan-Pu Chen (A–C, E, F) and Matthias Riedel (D).