trisignata (Walker) in Louisiana by Vernon Antoine Brou Jr., 74320 Jack Loyd Road, Abita Springs, Louisiana 70420 email [email protected]

The pretty noctuid Harrisimemna trisignata (Walker) (Fig. 1) is listed by Heppner (2003) to occur in eastern North America from to Florida and to , February to October. Rockburne & Lafontaine (1976) reported trisignata to be widespread but uncommon over and . Reported May to September by Covell (1984). Heitzman & Heitzman (1987) report trisignata to be

a b c d

Fig. 1. Adult Harrisimemna trisignata; a. male, b. female, c. male aberrant, d. male aberrant. 22 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

11 number of adults

0 Fig. 2. Dates of capture of Harrisimemna trisignata captured at sec 24T6SR12E, 4.2 miles NE of Abita Springs, St. Tammany Parish, Louisiana. n = 1041 uncommon in Missouri. Reported foodplants include: apple, lilac, willow, ash, persimmon, sweetgum, blueberry, arrowood and holly. In Louisiana, trisignata has four annual broods (Fig. 2). Typical pheno- types are illustrated in Fig. 1a, 1b, with lighter and darker aberrants in Fig. 1c, 1d. Louisiana locality records are illustrated in Fig. 3. Literature cited Covell, Jr., C.V. 1984. A field guide to eastern North America. The Peterson Field Guide Series No. 30. Houghton Mifflin Co., Boston. xv + 469pp., 64 plates. Heitzman, J. R. & J. E. Heitzman 1987. Butterflies and Moths of Missouri. Missouri Dept. of Conservation, 385 pp. Heppner, J.B. 2003. of Florida and neighboring land areas, vol. 17: of Florida, Div. Plant Industry, Fla. Dept. Agr. & Consum. Serv., Gainesville. x + 670 pp., 55 plates. Rockburne, E.W. & J. D. Lafontaine 1976. The Cutworm Moths of Ontario and Fig. 3. Parish records by this author. Quebec. Canada Dept. Agr. Pub. 1593.