Phytoliriomyza crepusculum sp. nov. A–C holotype male A habitus B lateral C frontal D paratype male (MK-AG-a309), dorsal E paratype female (MK-AG-274), dorsal F–I male genitalia F ejaculatory apodeme, dorsal G whole genitalia, ventral H phallic complex, lateral I epandrium, ventral J puparium K–L female postabdomen K oviscape and spermatheca L tergite 10 M habitat of type locality N–P mined thalli of Dumortiera hirsuta (N type locality O Kiyosumi P Mt. Nabejiri). An arrow in N indicate an puparium.