Neoclytus acuminatus (Fabricius, 1775)

Chapman, Eric G., Richards, Austin B. & Dupuis, Julian R., 2023, The longhorn beetles (Coleoptera: Cerambycidae) of Kentucky with notes on larval hosts, adult nectar use, and semiochemical attraction, Zootaxa 5229 (1), pp. 1-89 : 21

Neoclytus acuminatus (Fabricius, 1775) ; Clytini “redheaded ash borer”

Distribution: Transcontinental ranging from NS to FL to CA to WA. Kentucky collections of this abundant species are statewide (Map 113).

Kentucky counties: Barren (1), Bullitt (2), Campbell (25), Christian (1), Cumberland (1), Fayette (37), Hardin (1), Jefferson (10), Letcher (2), Lincoln (1), Madison (21), McCracken (1), Monroe (1), Montgomery (1), Muhlenberg (1), Nelson (1), Powell (1), Rowan (1), Scott (1), Shelby (1), Warren (4), Woodford (1)

Years: 1893 (1), 1900 (10), 1903 (1), 1912 (4), 1913 (1), 1929 (1), 1936 (2), 1945 (1), 1946 (1), 1947 (2), 1949 (2), 1953 (1), 1957 (2), 1964 (1), 1966 (2), 1970 (3), 1973 (1), 1975 (2), 1981 (2), 1982 (1), 1987 (1), 1992 (1), 2010 (4), 2011 (3), 2012 (5), 2013 (15), 2014 (3), 2015 (2), 2016 (2), 2017 (18), 2018 (2), 2019 (2), 2020 (4), 2021 (10), nr (2)

Months: April (20), May (36), June (40), July (8), August (3), September (5), October (1), nr (2)

Collections (77 records, 116 specimens): ABRC (23), AMBC (1), BG (5), CNC (1), EGCCRC (3), FlorC (1), PDBC (1), UKIC (41), WKUC (4), XEUC (23), iNat (13)

Collection methods: Malaise trap (29); Trees: Ulmus (14), Acer (1); Wood: Robinia (1); sugar trap (1); panel trap baited with Ray lab blend (23)

Larval host plants: Acacia farnesiana , Acer spp. , Abies sp. , Alnus sp. , Amelanchier arborea , Betula , Campsis , Carpinus spp. , Carya spp ., Castanea sativa , Celtis tenuifolia , Cercis canadensis , Cercocarpus , Cornus florida , Corylus avellana , Crataegus viridis , Diospyros virginiana , Euonymus , Fagus spp. , Ficus carica , Fraxinus spp ., Gleditschia triacanthos , Hibiscus , Ilex , Juglans regia , Koelreuteria paniculata , Liriodendron tulipifera , Lonicera , Maclura pomifera , Magnolia acuminata , Malus communis , Morus alba , Ostrya spp. , Persea , Pithecellobium flexicaule , Populus , Prunus spp. , Pyrus , Quercus spp. , Rhus radicans , Robinia pseudoacacia , Rosa , Salix spp. , Sambucus canadensis , Sassafras albidum , Sophora secundiflora , Syringa , Taxodium distichum , Tilia americana , Ulmus spp. and Vitis spp. ( Monné & Nearns 2022c)

Chemical lures: A racemic blend of (2 S,3 S)- and (2 R,3 R)-hexanediols ( Lacey et al. 2004); 7Me-C 27 (7- methylheptacosane) in synergy with 7Me-C 25 and 9Me-C 27 ( Lacey & Ginzel et al. 2008); ethanol + α-pinene ( Jurc et al. 2012); a blend of 7-methylpentacosane (7-MeC 25), 7-methylheptacosane (7-MeC 27), and 9-methylheptacosane (9-MeC 27) ( Hughes et al. 2015)

Comments: Adults are most abundant in Kentucky from April-June. Malaise traps and panel traps baited with any of the above lures are effective .