Orthosoma brunneum (Forster, 1771)

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 : 72

Orthosoma brunneum (Forster, 1771) ; Prionini

Distribution: NS to FL to eastern TX to southern MN. Kentucky records of this commonly collected species are statewide (Map 133).

Kentucky counties: Allen (1), Barren (1), Bell (2), Boone (1), Bullitt (3), Caldwell (3), Calloway (1), Campbell (10), Edmonson (4), Estill (1), Fayette (14), Franklin (1), Garrard (1), Harlan (2), Hart (2), Henderson (1), Jefferson (12), Kenton (2), Laurel (2), Lee (1), Letcher (1), Madison (29), Marion (1), McCracken (1), Meade (5), Menifee (1), Morgan (1), Muhlenberg (1), Nelson (1), Oldham (2), Owen (1), Perry (1), Powell (2), Rockcastle (1), Rowan (6), Russell (3), Trigg (2), Warren (7), Wayne (3), Wolfe (1), nr (2)

Years: 1892 (2), 1893 (1), 1937 (1), 1942 (1), 1952 (3), 1958 (1), 1964 (2), 1965 (1), 1967 (3), 1969 (1), 1970 (3), 1978 (1), 1979 (5), 1981 (6), 1982 (5), 1983 (1), 1985 (1), 1991 (2), 1993 (2), 1994 (2), 1997 (2), 1998 (3), 2003 (1), 2005 (1), 2010 (5), 2013 (20), 2014 (1), 2015 (1), 2016 (1), 2017 (10), 2018 (9), 2019 (5), 2020 (15), 2021 (19)

Months: June (14), July (102), August (19), September (2)

Collections (114 records, 137 specimens): ABRC (21), BG (4), CMNH (2), EGCCRC (2), FlorC (2), PDBC (1), UKIC (42), UKPRC (3), WKUC (6), XEUC (10), iNat (44)

Collection methods: Light (14); sugar (9); panel trap baited with Ray lab blend (4), pyrrole (1), C6 ketols (1)

Larval host plants: Craighead (1915) reported that the larvae have been “found in dead and decaying logs of practically all arborescent species of eastern hardwoods and conifers.”

Comments: Attracted to lights and fermenting sugar.