Pachybrachis tridens

Barney, Robert J., 2018, Definition and Revision of the pectoralis Species-Group of Eastern North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae), The Coleopterists Bulletin 72 (3), pp. 471-499 : 492

Pachybrachis tridens

Specimens Examined. Lectotype, paralectotypes + 242 specimens. USA: ALABAMA: Clay Co., Talladega N. F., Skyway Motorway, 28. v.1989, R. Turnbow [1♀, RHTC]; Cleburne Co., Talladega National Forest, 19.v.1998, blacklight & M.V. lamp in burned area of mixed forest, J. A. MacGown [1♀, MEM]; Dallas Co., Hazen, 8. iv.1921, L. B. Woodruff [1♀, AMNH]; Madison Co., Monte Sano State Park, 27.vii.1963, E. U. Balsbaugh, Jr. [1♀, AUEM]. ARKANSAS: Logan Co., Magazine Mt., 2500’, 23-26.vi.1988, T. J. Riley & D. LeDoux [1♀, LSAM]; same data, except 1350’, 17.v.1989, blacklight trap, R. L. & B. B. Brown [1♀, MEM]; same data, except 2600’, 19. v.1989, J. MacGown & Q. Fang [1♀, MEM]; Washington Co., 5.vi.1939, M. W. Sanderson [16, INHS]. CONNECTICUT: Fairfield Co., Stamford [3♀♀, AMNH]; Middlesex Co., 2.3 km W Hadlyme, 25.vi-vii.10.2013, Lindgren funnel trap, K. DiVito [1♀, CIMNH]. GEORGIA: Clarke Co., 5 mi W Athens, 22-29.iv.1978, ex. Quercus sp. , C. L. Smith [16, UGCA]; Greene Co., 3.9 km W Siloam, 6-20. v.2015, R. Willits [16, CIMNH]; Henry Co., 26. v.1984, R. Beshear [3♀♀, UGCA]; Jasper Co., 6 km NE Hillsboro, 6-20.v.2015, R. Willits [16, CIMNH]; Taliaferro Co., 1.6 km SW Crawfordsville, 6-20.v.2015, R. Willits [1♀, CIMNH]; Upson Co., Sprewell Bluff area, 24.iv.1987, R. Morris [2♀♀, UGCA]; Along Flint River, 9.v.1987 [1♀, UGCA]. ILLINOIS: Coles Co., Fox Ridge State Forest, 29.vi.1947, on Hicoria sp. , Ross & Stannard [1♀, INHS]; Cook Co., Chicago, 29.vi.1911 [16, MCZ-FALL]; Edgebrook, 27.vi.1914, E. Liljeblad [2♀♀, AJGC]; Gallatin Co., Pound’ s Hollow, 14. vi.1990, M. A. Goodrich [16, EIUC]; Knox Co., Galesburg, 9.vii.1892, Stromberg Collection [1♀, INHS]; Putnam Co., 12.vi.1915, M. O. Glenn [266, INHS]; Sangamon Co., Barclay, 23.vii.1947, on Carya ovata, Ross & Burke [1♀, INHS]; Will Co., Fairmont, 1.vi, Host plant poison ivy [266 1♀, HCF, INHS]; Woodford Co., 3 mi W Cazenovia, 13. vi.1978, D. W. Webb [1♀, INHS]; Unknown county, Ill, Stromberg Collection [3♀♀, INHS]; N. Ill., vii [1♀, INHS]; S. I. [266 1♀, “tridens in Lec. Coll.”, MCZ-FALL]. INDIANA: Brown Co., 1.vi.1977, N. M. Downie [2♀♀, PERC]; same data, except 29. v.1985 [1♀, UNH]; Kosciusko Co., Mineral Springs, 4.vii.1911, F. Psota [1♀, “Not the typical form. I think not specifically distinct” HCF ( obsoletus ?), FMNH]; Tippecanoe Co., 24.vi-10. vii.1955, N. M. Downie [16 1♀, AMNH]; same data, except 7.vi.1956 [16 1♀, AMNH]; same data, except 3.vii.1961 [1♀, AMNH]; 19.v.2010, on Gleditsia, K. E. Schnepp [1♀, KESC]; Unknown county, Indiana, Musgrave Collection [16, INHS]. IOWA: Linn Co., Fairfax, 24.vi.1884 [16, ISUI]. KANSAS: Bourbon Co., 9 mi SW Ft. Scott, 7-15. vi.2006, canopy trap, G. A. Salisbury [1♀, SEMC]; Cherokee Co., 2 mi S Galena, 37 o 2.64’N 94 o 38.18W, 3.v-2.vi.2005, canopy trap, G. A. Salisbury [2♀♀, SEMC]; same data, except 18.v-15. vi.2006 [3♀♀, SEMC]; Douglas Co., F. H. Snow [1♀, H. C. Fall ID, SEMC]; Geary Co., 7.2 km S Milford, 21.v-5.vi.2015, E. Stiers [16, CMNH]; Jefferson Co., Perry State Park, 39 o 06.791’N 95 o 30.155W, 6-12.vi.2006, canopy trap, A. Cruz [16, SEMC]; Nemaha Co., 5 mi NNW Onaga, 23- 31.v.2006, canopy trap, A. Cruz [266, SEMC]; Neosho Co., 2 mi SE Erie, 14.v-2.vi.2005, canopy trap, G. A. Salisbury [1♀, SEMC]. LOUISIANA: Catahoula Pr., Sicily Island Hills WMA, 28.iv.1984, MV & BL, C. B. Barr [16, LSAM]; East Baton Rouge Pr., Baton Rouge, 3.vi.1986, yellow sticky board trap in Cypress trees, C. B. Barr & E. G. Riley [16, LSAM]; St. John Pr., Edgard, 8.iv.1982, UV trap, V. A. Brou [1♀, LSAM]; St. Tammany Pr., 4.2 mi NE Abita Springs, 10.iv.1989, V. A. Brou [16, LSAM]; same data, except 27.iii-13.iv.1991 [16 3♀♀, LSAM]; same data, except 18.iv.1996 [16, LSAM]; same data, except 3.iv-2.v.1997 [2♀♀, LSAM]; same data, except 14.iv-11.v.1998 [266 1♀, LSAM]; Tensas Pr., 8-16.v.1972, Boll Weevil Sex Attractant Trap [1♀, LSAM]. MARYLAND: Baltimore Co., Hebbville, 30.vi.1967, E. J. Ford, Jr. [1♀, JFCC]; Unknown county, Md., 17.v.1880, O. Lugger Collection [16 1♀, UMSP]. MASSA- CHUSETTS: Middlesex Co., Great Meadows NWR, Concord Unit, 23.vi.2001, E. G. Riley [266, EGR#84, EGRC]; Worcester Co., Southboro, 9. vi.1912, ex. Rhus yernix, C. A. Frost [16 1♀, MCZ]. MICHIGAN: Cass Co., S21-T5S-R14W, 14. vii.1960, G. C. Eickwort [1♀, MSUC]; Ingham Co., Agriculture College, 23.vi.1890 [1♀, MSUC; 16 3♀♀, NDSIRC]; same data, except 14.vii.1892 [1♀, MSUC]; E. Lansing, 1.vii.1967, S. G. Wellso [1♀, INHS]; Wayne Co., Detroit, 24.vi.1945, G. Steyskal [1♀, MSUC]; same data, except Hubbard & Schwarz [16, Fall 1915 Revis, USNM]. MISSISSIPPI: Oktibbeha Co., 4 mi NE Starkville, 9.v.1972, J. E. Leggett [1♀, MEM]; Tishomingo Co., Tishomingo State Park, 11.iv.1986, J. R. MacDonald [16, MEM]; Winston Co., 3 mi N Louisville, 18.v.1971, J. E. Leggett [1♀, MEM]; Tombigbee Nat. Forest, 33 o 10’20”N 89 o 03’55”W, 3.v.1999, T. L. Schiefer [16 1♀, MEM]. MISSOURI: Barry Co., Mark Twain NF, FS Rd. 197, 20.v.1986, C. B. Barr [16, LSAM]; Polk Co., Jester Park, 1-4.vi.1985, J. E. Wappes [2♀♀, TAMU]; Walnut Woods, 3.vii.1981, J. E. Wappes [1♀, TAMU]; Saline Co., 6 mi NE Concordia, 22. vi.1992, D. G. LeDoux [1♀, TAMU]; Ste. Genevieve Co., Hawn State Park, 20.v.1995, D. G. & B. L. LeDoux [16, TAMU]. NEW JERSEY: Bergen Co., Westwood, 18.vi, [1♀, AMNH]; Burlington Co., Riverton, 23.vi, E. L. Dickerson [1♀, AMNH]; Essex Co., Montclair, 28.vi.1900, E. A. Bischoff [16 1♀, AMNH]; Orange, vi, Angell [16, AMNH]; South Orange, 10.vi.1888 [1♀, MCZ-FALL]; same data, except 8.vi.1889 [16, MCZ-FALL; 16 1♀, AMNH]; Ocean Co., Lakehurst, E. A. Bischoff [1♀, AMNH]. NEW YORK: Richmond Co., Staten Island, W. Beutenmuller [16 5♀♀, AMNH]; Suffolk Co., Cold Spring Harbor, L.I., v.1921, L. A. Brown [1♀, CIMNH]; Unknown county, N. Y. [266, INHS; 1♀, AMNH]. NORTH CAROLINA: Cumberland Co., 4 mi NE Parkton, 9.vi.1979, boll weevil pheromone trap, T. J. Bradway [1♀, NCSU]; Harnett Co., Raven Rock State Park, 26.iv-11.v.2011, R. L. Blinn [16, NCSU]; Mecklenburg Co., Mint Hill, 2- 7.vi.1993, UVL, J. Bryan & J. Cornell [16 1♀, NCSU]; same data, except 22.iv-13v.1994 [266 1♀, NCSU]; Montgomery Co., 10 mi S Biscoe, 9. v.1979, boll weevil pheromone trap, T. J. Bradway [1♀, NCSU]. NORTH DAKOTA: Richlands Co., 2.vii.1964, R. Gordon [16, NDSIRC]. OHIO: Ashtabula Co., 3.8 km WSW Ashtabula, 15-29. vi.2013, Lindgren funnel trap, R. Freeborn [1♀, CIMNH]; Champaign Co., 6.vi.1954, R. E. Woodruff [16 1♀, FSCA]; Clermont Co., 4.3 km WNW Williamsburg, 19.vi-3.vii.2012, Lindgren funnel trap, R. Davis [1♀, CIMNH]; Clinton Co., 27.vi.1961, F. J. Moore [1♀, OSUC]; same data, except 4.viii.1961 [1♀, OSUC]; Columbiana Co., 3.8 km N. New Waterford, 7-19.vi.2013, Lindgren funnel trap, R. Freeborn [2♀♀, CIMNH]; Delaware Co., 21.vi, D. J. & J. N. Knull [266 6♀♀, OSUC]; Fairfield Co., Sugar Grove, 10.vi.1917 [1♀, UNH]; Franklin Co., 2.8 km NW Bexley, 25.vi-9.vii.2013, E. Larue [1♀, CIMNH]; Greene Co., 2.vi.1953, D. J. & J. N. Knull [16, OSUC]; Hamilton Co., Cincinnati [1♀, UNSM]; Hocking Co., 2.vi.1955, D. J. & J. N. Knull [1♀, OSUC]; Scioto Co., 1-9. vi.1945, D. J. & J. N. Knull [366 3♀♀, OSUC]; Stark Co., 4.4 km NW North Canton, 22.v-5. vi.2012, Lindgren funnel trap, R. Freeborn [16 1♀, CIMNH]; Williams Co., 0.7 km NE Bryan, 21. v-4.vi.2014, C. Poe [1♀, CIMNH]. OKLAHOMA: Latimer Co., v.1982, K. Stephan [1♀, TAMU]; same data, except v.1983 [266 13♀♀, TAMU]; same data, except v.1984 [1♀, TAMU]; same data, except iv.1987 [16, UNH]; same data, except iv.1994 [16, TAMU]; Le Flore Co., Page, 23.vi.1937, Standish- Kaiser [366, OSEC]. PENNSYLVANIA: Allegheny Co. [266 9♀♀, CIMNH]; Pittsburgh, 6.vii, H. G. Klages [366 4♀♀, CIMNH]; Cumberland Co., Eberlys Mill, 19.iv.1909 [1♀, flavicornis , MCZ- FALL]; Monroe Co., Delaware Water Gap [16 1♀, CIMNH]; Westmoreland Co., Jeannette, 10.vivii.24.1900, H. G. Klages [366 8♀♀, CIMNH]; Powdermill Nature Pres., C. Epping [16, CIMNH]. SOUTH CAROLINA: Pickens Co., Clemson College, 30.v.1936, ex. poison ivy, O. L. Cartwright [2♀♀, USNM; 3♀♀, CUAC]; same data, except 10. v.1939 [16 1♀, CUAC]; same data, except 8.v.1940 [266 1♀, CUAC]; Rocky Bottom, 22.v.1934, O. L. Cartwright [1♀, P. tridens flavicornis HCF, CUAC ]. SOUTH DAKOTA: Union Co., Elk Point, C. N. Ainslie [1♀, UMSP]. TENNESSEE: Wilson Co., Cedars of Lebanon State Park, 10.vi.1997, J. A. MacGown [3♀♀, MEM]. VIRGINIA: Augusta Co., Natural Chimneys area near Mt. Solon, 21.v.1999, W. E. Steiner & J. M. Swearingen [1♀, USNM]; Botetourt Co., Craig Creek Rec. Area, nr. Oriskany, 14.vi.1991, E. G. Riley [16, EGRC]; Montgomery Co., Blacksburg, 26.vi.1988, Black locust, R. L. Blinn [1♀, NCSU]. WEST VIRGINIA: Monongalia Co., Morgantown, 20.vi, ex. poison ivy, A. D. Hopkins [2♀♀, INHS]. WISCONSIN: Dane Co., 9. viii.1954, light trap, G. E. Haas [16, WIRC]; Milwaukee Co., Milwaukee, 30.vii.1917, E. D. Ball [1♀, WIRC]; Waukesha Co., 17.vii.1949, ex. Populus tremuloides, W. McNeel [16, WIRC].