Elonus basalis ( LeConte, 1855 )

Gompel, Nicolas, 2017, A review of North American Elonus species, with description of E. gruberi n. sp. (Coleoptera: Tenebrionoidea: Aderidae), Zootaxa 4338 (3), pp. 533-545 : 535

Elonus basalis ( LeConte, 1855)

( Figures 1a ; 2a,h; 3b,i,p; 4c,h; 5)

Xylophilus basalis LeConte, 1855: 276 ; LeConte, 1878: 426, 463; Champion, 1890: 175; Champion, 1890: 266; Pic, 1894: 428. ♂ holotype: MCZC [examined, dissected, remounted]

Elonus basalis LeConte ; Casey, 1895: 776; Pic, 1896: 50; Werner, 1990: 228; Werner, 1992: 248

Hylophilus (Elonus) basalis LeConte ; Pic, 1902: 7; Pic, 1905: 237, 274; Pic, 1910: 6.

Elonus princeps Casey, 1895: 775 ; Pic, 1896: 50. ♀ holotype: USNM [examined, remounted]

Xylophilus princeps Casey ; Pic, 1896: 53.

Hylophilus (Elonus) princeps Casey ; Pic, 1902: 10; Pic, 1905: 237, 274; Pic, 1910: 14

Type locality. United States, Illinois.

Distribution. Canada (Ontario, Quebec), United States (Arkansas, Delaware, District of Columbia, Florida, Illinois, Indiana, Iowa, Kansas, Louisiana, Maine, Michigan, Minnesota, Mississippi, Missouri, New Hampshire, New Jersey, New York, Ohio, Oklahoma, South Carolina, Virginia, West Virginia).

Notes. Distinct from other North American species with orange elytral marks by its elongate antenna (antennomere 4–9 twice as long as wide), the unusually long male genitalia, and a post-median elytral stripe of whitish pubescence, distinct in both sexes, even in old specimens under side lighting.

Material examined. Canada. Québec: Montréal (Liebeck leg.), (1 ♂, MCZC). Ontario: Ottawa, (1 ♂, USNM; 1 ♀, MNCNM); USA. Alabama: Bibb County, Glades Preserve (TL Schiefer leg.), 5.VI.2003 (1 ♀, MEMC); Lawrence County, Joe Wheeler State Park, Mixed forest, black light (TL Schiefer leg.), 27.V.2004 (1 ♂, MEMC.); deciduous forest, (J MacGown leg.), 25.V.2004 (1 ♀, MEMC.); Monroe County, 2 mi. NNE Tunnel Springs, beating (TL Schiefer leg.), 30.V.1995 (1 ♂, MEMC); Monroe County, Haines Island Park, beating trees and shrubs, (TL Schiefer leg.), 31.V.1995 (2 ♀, MEMC); black light trap, (TL Schiefer leg.), 25.VII.1995 (1 ♂, MEMC.); Monroe County, 1 mi. S Claiborne Dam, beating trees and shrubs (TL Schiefer leg.), 30.V.1995 (1 ♀, MEMC); Monroe County, Holly Mill Creek, sweeping (RL Brown leg.), 27.V.1995 (1 ♀, MEMC); Tallapoosa County, Alexander City (G Nelson leg.) (1 ♀, MCZC); Arkansas: (F Blanchard leg.), 1887 (2 ♂, MCZC); Conway County, Petit Jean State Park, pine hardwood forest on ridge, black light (RL Brown leg.), 4.VIII.2008 (1 ♂, MEMC); Garland County, Royal, Camp Clearfork, UV light traps (B Baldwin leg.), 22.VI.2008 (1 ♀, UNHC), 19.VI.2011 (1 ♂, UNHC); Polk County, Mena, UV light traps (B Baldwin leg.), 6.IX.2008 (1 ♀, UNHC); Pulaski County, Little Rock, UV light traps (B Baldwin leg.), 6.VI.1997 (1 sp., UNHC), malaise trap, (B Baldwin leg.) 7.VIII.1999 (1 sp., UNHC), 27.VIII.1999 (1 sp., UNHC), 28. VIII. 2000 (1 sp., UNHC); Florida: Leon County, Tallahassee, UV trap (CW O’Brien leg.) 19.VI.1976 (1 sp., UNHC); Liberty County, Bristol, Apalachicola Bluffs and Ravines Preserve, UV light traps (SM Clark leg.) 14.IV.1999 (1 sp., UNHC); Volusia County, Enterprise, (FC Bowditch leg.) 16.VI. (1 ♂, MCZC); Georgia: Glynn County, Saint Simons Island (CA Frost leg.) 17.VII.1931 (1 ♂, MCZC); Knox County, Galesburg (Liebeck leg.) (1 ♂, MCZC); Illinois: (Willcox leg., 1 ♂, holotype; 1 ♀, MCZC); Clark County, Marshall, Rocky Branch, malaise trap (JW Griffiths leg.) 9.VIII.1992 (1 sp., UNHC); Cook County, Chicago, Edgebrook (1 ♂, MCZC); Indiana: Gary County, Lake Station (E Liljeblad leg.) 30.VI.1911 (2 ♂, MCZC); Louisiana: Bossier County, Bossier Parish, Barksdale A. F. B., beating trees and shrubs (TL Schiefer leg.) 21.V.1996 (1 ♂, MEMC), 26.VI.1996 (DM Pollock leg., MEMC); Maine: Kennebec County, Augusta (AE Brower leg.) 6.VII.1940 (1 ♂, UNHC); Oxford County, Paris (CA Frost leg.) 11.VII.1936 (1 ♀, MCZC), 11.VII.1938 (2 ♀, MCZC); York County, Lebanon, West Lebanon, UV light (DW Barry leg.) 30.VI.1991 (1 ♂, UNHC); Massachusetts: (Casey leg.), 1925 (2 ♂, 2 ♀, USNM); (3 ♂, 2 ♀, MCZC); Barnstable County, Falmouth, Woods Hole (1 ♂, MCZC); Middlesex County, Dracut (F Blanchard leg.) 15.VII.1988 (2 ♂, MCZC), 26.VII.1888 (1 ♀, MCZC), 2.VIII.1888 (1 ♀, MCZC); Middlesex County, Lowell (HC Fall leg.) 20.VII.1893 (1 ♀, MCZC); Middlesex County, Natick (CA Frost leg.) 14.VII.1947 (1 ♂, MCZC); Middlesex County, Tyngsborough (F Blanchard leg.) (1 ♂, MCZC), 5.VII.1870 (1 ♂, MCZC), 1887 (2 ♂, MCZC), 28.VII.1888 (1 ♂, MCZC), (Fall H.C. leg.) 9.VII.1898 (1 ♂, MCZC); Plymouth County, Ragged Island (R Becker leg.) 19.VII.2006 (8 ♂, 10 ♀, MCZC), (Madden S. leg.) 4.VIII.2006 (2 ♀, MCZC); Plymouth County, Bumkin Island (M Wheat leg.) 5.VII.2006 (2 ♂, 1 ♀, MCZC); Plymouth County, World's End (J Rykken leg.) 27.VI.2006 (1 ♂, MCZC), 20.VII.2006 (2 ♂, MCZC); Michigan: Eaton County, 4.5 mi E Olivet (DK Young leg.) 23.VII.1980 (1 ♀, WIRC); Ingham County, Dansville State Game Area (DK Young leg.) 12.VII.1980 (7 ♂, 4 ♀, WIRC), 18.VII.1980 (1 ♂, 1 ♀, WIRC), 5.VIII.1982 (1 ♀, WIRC); Isabella County, Broomfield township, Section 35 (DK Young leg.) 12.VII.1979 (1 ♀, WIRC); Oakland County (W Andrews leg.) 3.VII.1930 (1 ♂, MCZC); Mississippi: Attala County, 1 mi. E McCool, Mixed forest, beating trees and shrubs (RJ Jones leg.) 23.V.2005 (1 ♀, MEMC); Jackson County, Belle Fontaine Point, Black light trap (TL Schiefer leg.) 15.VI.2004 (1 ♂, 1 ♀, MEMC); Lafayette County, Oxford, black light trap (PR Miller leg.) 3.VI.1983 (3 ♀, MEMC); Lowndes County, Highway 82 x highway 45A, Oak-hickory forest, alpha pinene baited Lindgren funnel (JG Hill leg.) 29.V.2009 (1 ♂, MEMC); Tishomingo County, Tishomingo State Park, Mixed forest, Beating, (J Lewis leg.,) 13.V.2008 (1 sp., MEMC); Winston County, Noxubee, NW Refuge, upland hardwood forest, alpha pinene baited Lindgren funnel (JG Hill leg.) 29.V.2009 (1 ♂, MEMC); Winston County, Tombigbee National Forest, beating trees and shrubs (TL Schiefer leg.) 17.V.1999 (1 ♂, 1 ♀, MEMC); Nebraska: Sarpy County, Bellevue, Fontenelle Forest, malaise trap (MA Goodrich leg.) 28.VI.1997 (1 sp., UNHC), 12.VII.1997 (1 sp., UNHC); New Hampshire: Carroll County, North Sandwich, The Bowl, 2.5 mi. N, flight intercept trap (DS Chandler leg.) 17.VII.1985 (1 sp., UNHC); Carroll County, Tamworth, Wonalancet, 1 mi. N, E Pk. Spring, flight intercept trap (DS Chandler leg.) 17.VII.1985 (1 sp., UNHC); Grafton County, Bath, funnel trap (JS Weaver leg.) 17.VIII.2004 (1 ♂, UNHC); Grafton County, Rumney (PJ Darlington leg.) 26.VI.1925 (1 ♂, MCZC), 5.VII.1925 (1 ♀, MCZC), 18.VII.1926 (1 ♂, 1 ♀, MCZC); Rockingham County, Seabrook, Seabrook Back Dunes, flight intercept trap (DS Chandler leg.) 28.VI.1989 (1 sp., UNHC), 25.VII.1989 (1 ♀, UNHC); Strafford County, Dover, Bellamy Road, 2 km S Dover, Sweep, (DS Chandler leg.) 15.VI.2013 (1 ♂, UNHC); Strafford County, Durham, 4 mi. W Durham, malaise trap (RM Reeves leg.) 8.VII.1982 (1 ♂, UNHC); Strafford County, Durham, Spruce Hole, 3 mi. SW Durham, flight intercept trap (DS Chandler leg.) 9.VII.1987 (3 sp., UNHC), 23.VII.1987 (1 sp., UNHC); Strafford County, Durham, 1 mi. SW Durham, flight intercept trap (DS Chandler leg.) 18.VI.1987 (2 sp., UNHC), 23.VII.1987 (1 sp., UNHC); Strafford County, Durham (WJ Morse leg.) 7.VII.1982 (1 sp., UNHC); New Jersey: Hilldale (LS Slevin leg.) 26.VI.1932 (1 f., MNCNM), (Quirsfeld leg.) 28.VI.1931 (1 ♀, MCZC); New York: (Casey leg.) 1925, (1 ♂, 3 ♀, USNM); Albany County, Albany (CA Frost leg.) 11.VII.1935 (1 ♂, MCZC); North Carolina: (1 ♂, MCZC); South Carolina: Chesterfield County, Sand Hills State Forest, 6.5 km WNW of Patrick, mixed coniferous/hardwood forest, beaten from branches of Cornus florida L., Carya sp. and Quercus sp., (JP Gruber leg.) 21.VIII.2011 (3 ♂, 1 ♀, WIRC), 22. VIII.2011 (2 ♂, 4 ♀, WIRC; 1 ♂, NGPC), 25.VIII.2011 (1 ♂, NGPC); Chesterfield County, Sand Hills State Forest, 8.1 km ENE of Patrick, mixed coniferous/hardwood forest, beaten from branches of hardwood tree (JP Gruber leg.) 24.VIII.2011 (2 ♂, 2 ♀, WIRC); Pennsylvania: Allegheny County (Liebeck leg.) (1 ♂, MCZC); Virginia: (Casey leg.), 1925 (1 ♀, USNM); Charters Island County, Norfolk, UV light (CA Springer leg.) 13.VI.2003 (1 sp., UNHC), 18.VI.2003 (1 sp., UNHC); Scotts Island County, Fredericksburg (F Blanchard leg.) 15.VI.1905 (2 ♀, MCZC); Wisconsin: Green County, Abraham's Wood SNA, southern mesic hardwood forest, flight intercept trap near several fallen trees (JP Gruber leg.) 11.VII.2001 (1 ♀, BMNH; 1 ♂, 1 ♀, NGPC), 11.VII.2011 (1 ♂, WIRC); Jefferson County, collected from forest floor (W MoNool leg.) 22.VI.1949 (1 ♂, WIRC); Marathon County, Big Eau Pleine Woods SNA, Big Eau Pleine County Park, old-growth northern mesic forest, flight-intercept trap baited with cantharidin (JJ Dorshorst leg.) 22.VII.2004 (1 ♂, WIRC); Marathon County, Big Eau Pleine Woods SNA, Big Eau Pleine County Park, northern mesic forest, beaten from branches of hardwood tree (JP Gruber leg.) 6.VII.2013 (3 ♂, WIRC), 7.VII.2013 (2 ♂, 2 ♀, WIRC); Richland County, LWRSGA Lone Rock Unit, Flight intercept trap (DK Young leg.) 22.VII.2001 (1 ♂, WIRC); Sauk County, Spring Green Preserve SNA, dry-mesic southern forest, beaten from branches of live Tilia americana L. (JP Gruber) 31.VII.2009 (1 ♀, WIRC); Sheboygan County, Kohler-Andrae State Park, mixed coniferous/hardwood forest, beaten from branches of hardwood tree (JP Gruber leg.) 21.VII.2013 (2 ♂, WIRC).

Figures

FIGURE 1. Habitus of Elonus species in dorsal view. a, Elonus basalis (LeConte), ♂, from Wisconsin. b, Elonus gruberi n. sp., ♂ holotype, from Wisconsin. c, Elonus gruberi n. sp., ♀, from Wisconsin. d, Elonus simplex Werner, ♂, from Arizona (paratype). e, Elonus hesperus Werner, ♂, from Mississippi. f, Elonus hesperus Werner, ♀, from Mississippi. g, Elonus excavatus Werner, ♂, from Arizona (holotype). h, Elonus chisosensis Werner, ♂, from Arizona (paratype). d, Elonus nebulosus (LeConte), ♂, from Texas.