Bolitogyrus viridescens Brunke 2014

Measurements ♂ (n=3): HW/HL 1.38–1.48; PW/PL 1.35–1.43; EW/EL 1.03–1.17; ESut/PL 1.00; PW/HW 1.00; forebody length 3.6–3.7 mm. Measurements ♀ (n=1): HW/HL 1.38; PW/PL 1.42; EW/EL 1.09; ESut/PL 0.96; PW/HW 1.03; forebody length 4.1 mm. Similar to Bolitogyrus strigifrons and differing only in the following: head, lateral part of pronotum, scutellum and patches of strigulose sculpture on elytra with brilliant greenish-blue metallic reflection, remaining areas on pronotum and elytra with bronze metallic reflections; maxillary and labial palpi yellow; antennomeres I–V yellow-orange, VI–XI gradually darkening to brown apex; forecoxa yellow, meso- and metacoxa yellow (male) or yellow and dark yellow-brown (female), femur yellow with dark brown band near apex (male) or base and apex (female), tibia brown to dark brown, with or without medial face lighter, tarsus brown; forebody longer; median frontal impression indistinct, in most specimens, obliterated by punctures; base of head without distinct posterior protuberances; dorsal surface of head densely, coarsely and rugosely punctate, punctures not becoming strigulose; pronotum slightly less transverse; entire surface with many micropunctures, lateral portion with deep, rugose and asetose punctures; pronotal protuberance indistinct in lateral view; elytra slightly less transverse; elytral suture more or less as long as pronotum at middle; elytra with punctation becoming strigulose only lateromedially; tergites III–V with impunctate areas medioapically, approximately equal in size; abdominal sternites with dense microsculpture, interspaces about as wide as lines; median lobe in lateral view broad, narrowed at midlength, widened in apical third and abruptly narrowed to minutely produced, acute apex (Fig. 18D); in parameral view, median lobe subparallel, near apex, narrowed to obtuse, blunt apex (Fig. 18A); paramere not divided apically but with median suture, shape as in Fig. 18A; peg setae densely distributed on entire apical portion of paramere (Fig. 18E); internal sac with well-sclerotized, horseshoe-shaped sclerite with a broadly expanded base (Fig. 18B–C); male sternite VIII with transverse basal line broken at middle, with broadly, shallowly emarginate apex, impressed and glabrous in small triangular area near emargination; male sternite IX sparsely setose, moderately asymmetrical at base and emarginate at apex (Fig. 23L); female tergite X elongate, with broadly rounded to nearly truncate apex (Fig. 26I); basal margin of laterotergal sclerites fused and thickened across base of tergite X, female laterotergal sclerites greatly expanded and overlapping with tergite X (Fig. 26I).

Figure 31C. Bolitogyrus viridescens is known only from Teziutlán in Puebla, Mexico.