Genitalia of Nagiella species 9 N. hortulatoides: male, genitalia slide no. LXQ18311 10, 13 N. inferior: 10 male, genitalia slide no. LXQ18291 13 female, genitalia slide no. XLJ14239 11, 14 N. quadrimaculalis: 11 male, genitalia slide no. LXQ18310 14 female, genitalia slide no. LXQ18306 12, 15 N. bispina sp. nov.: 12 male, holotype, genitalia slide no. XLJ14011 15 female, paratype, slide no. XLJ14009 15A signa.