Acyphoderes, Audinet-Serville, 1833

Clarke, Robin O. S., 2015, Revision of the genus Acyphoderes Audinet-Serville, 1833, with a brief synopsis of the genus Bromiades Thomson, 1864 (Coleoptera, Cerambycidae), Insecta Mundi 2015 (401), pp. 1-92 : 18

Key to the Group 2 species of Acyphoderes based on females

(Males of A. auricapilla and A. rubrohirsutotibialis not seen.)

1. Urosternite II subrectangular, apex not much wider than base; urosternite V strongly differentiated (Fig. 76, 78), with basal two-thirds soleate, apical third flat and slightly projecting laterally, and apical margin subtruncate; lengths mesosternum/metasternum 0.83-0.89; protibiae excised for basal third, abruptly widened for apical two-thirds. Female 20.5 mm. ( Fig. 14 ). SE Brazil, Argentina.......................................................................................... A. hirtipes ( Klug, 1825)

— Urosternite II subconical, apex distinctly wider than base; urosternite V not strongly differentiated, and not soleate, and apical margin rounded or subacuminate; lengths mesosternum/metasternum 0.58-0.69; protibiae gradually widening from base towards apex ........................................... 2

2(1). Rostrum width/length 2.0; width of one inferior lobe of eyes/interocular distance 1.1; lengths antennomere III/scape 1.45; prothorax transverse (length/width 0.81); base of prosternal process about one third (0.30) width of coxal cavity; lengths mesosternum/metasternum 0.58; mesocoxal cavity 1.73 wider than base of mesosternal process; elytra widely fissate (and with violet reflection); urosternite V (Fig. 80) strongly transverse, length/width 2.4; middle leg 1.4 longer than front leg; lengths metafemoral clave/peduncle 1.75; metatibia yellow, with brush of same color occupying apical four-fifths; lengths metatarsomere I/II+III 1.00. Female 16.6 mm. ( Fig. 18 ). SE Brazil, Paraguay........................................................... A. auricapilla Fisher, 1947

— Rostrum width/length 1.7-1.8; width of one inferior lobe of eyes/interocular distance 1.4-1.7; lengths antennomere III/scape 1.29; prothorax quadrate to slightly elongate; base of prosternal process more than one third (0.40) width of coxal cavity; lengths mesosternum/metasternum 0.69; mesocoxal cavity 1.31-1.46 wider than base of mesosternal process; elytra less widely fissate (and without violet reflection); urosternite V (Fig. 81) weakly transverse to elongate; middle leg 1.1-1.2 longer than front leg; lengths metafemoral clave/peduncle 0.85-0.89; metatibia black with rufous, rufous-yellow, or black brush (in A. crinita ), or yellow with rufous brush (in A. rubrohirsutotibialis ); lengths metatarsomere I/II+III 1.14-1.31 ........................................ 3

Figures

Figures 13–18. Species habitus in the genus Acyphoderes. Figures 13–15. Acyphoderes hirtipes (Klug, 1825). 13) male. 14) female and 15) female Acyphoderes rufofemorata Fisher, 1930 (junior synonym). 16) Acyphoderes crinita (Klug, 1825), female. 17) Acyphoderes rubrohirsutotibialis Tippmann, 1953, female. 18) Acyphoderes auricapilla Fisher, 1947, female paratype.