Antibothrus morimotoi Sasaji, an Old World cocoon-forming beetle (Coleoptera: Coccinelloidea: Bothrideridae) newly established in North America Author Mcelrath, Thomas C. Author Androw, Robert A. Author Mchugh, Joseph V. text Zootaxa 2016 4154 3 323 330 journal article 10.11646/zootaxa.4154.3.7 b9ae4b92-e838-4fe3-88a6-745043097374 1175-5326 262622 5C4DC60C-43CD-41E9-86E9-AA51AB93E8DE Key to the Nearctic genera of Bothrideridae ( sensu Robertson et al. 2015 ) ( Coleoptera : Coccinelloidea) [modified from Stephan (1989) and Philips & Ivie (2002) ; see those references for figures of genera other than Antibothrus ] 1. Procoxae separated by half or more than half the width of one procoxa; greatest width of pronotum less than greatest width of elytra; body generally flattened and wider................................................................. 2 1’’. Procoxae contiguous or nearly so; greatest width of pronotum about equal to greatest width of elytra; body generally subcylindrical, elongate, or narrow............................................................................. 4 2(1). Elytral costae interrupted or notched; each elytron with pair of conspicuous yellow callosities at or near mid length............................................................................................. Lithophorus Sharp 2’’. Elytral costae uninterrupted and even; elytra lacking yellow callosities.......................................... 3 3 (2”). First abdominal ventrite with distinct postcoxal lines extending beyond mid length of ventrite, usually nearly reaching the posterior margin; pronotal disc with pair of large, unusually shaped nodules bordered by deep grooves and separated by narrower groove............................................................................ Prolyctus Zimmerman 3’’. First abdominal ventrite with postcoxal lines at most vaguely indicated; pronotal disc not extremely modified, usually at most with median longitudinal depression........................................................ Bothrideres Dejean 4 (1”). Length greater than 9.0 mm; antennal club weakly 3-segmented; pronotal disc with well-developed, deep, median longitudinal groove, interrupted near middle; Pacific Northwest and California ............................. Deretaphrus Newman 4”. Length less than 6.0 mm; antennal club 2-segmented; pronotal disc variously modified, but if possessing groove never interrupted near middle; eastern and southern US............................................................... 5 5 (4”). Procoxae contiguous; scape and pedicel normal, not joined asymmetrically; terminal two antennomeres subequal in width.......................................................................................... Sosylus Erichson 5”. Procoxae narrowly separated; scape and pedicel joined asymmetrically, scape with pointed nodule; terminal antennomere narrower than penultimate (~ 2/3 as wide) ( Fig. 1 )................................................ Antibothrus Sharp