Notes on some Abacetina (Coleoptera: Carabidae: Pterostichini), with descriptions of a new genus and new species Author Fedorenko, D. N. text Russian Entomological Journal 2022 2022-03-31 31 1 15 26 http://dx.doi.org/10.15298/rusentj.31.1.03 journal article 293133 10.15298/rusentj.31.1.03 04b6ec53-7139-41a0-afbe-fa3f216d7656 0132-8069 10920167 Holconotus sinuatus Tschitschérine, 1898 Figs 5 , 7 , 13–14, 18, 23–24 . Tschitschérine, 1898: 453–454 (Boma, Congo ). MATERIAL. Holotype ♂ ( ZISP ), labelled: ‘Boma/ M. Tschoffen’, ‘ Holconotus / sinuatus m. [handwritten]/ Tschitscherin det. Aedeagus examined in the holotype . DIAGNOSIS. See the redescription. REDESCRIPTION. Hardly different from H. ferrugineus in the following characters ( Fig. 5 ): BL 4.3 mm . Pronotum slenderer and narrower, PW/PL 1.37, PW/HW 1.66, with base barely narrower, PB/PA 1.41, and prebasal sinuation of lateral margin longer; PLw/PL 0.59. Pronotal apical bead imperceptible. Elytra similar, EL/EW 1.51, EW/PW 1.27; intervals 6 and 8 confluent before apex. Profemur modified in male, ventrally with a small yet distinct tubercle a third from base and posteroventral carina (with which ventral groove is limited posteriorly) conspicuously dilated at middle in form of a wide blunt tooth ( Fig. 7 ). Protarsomeres 1–3 only slightly dilated in male. Aedeagus ( Figs 13–14, 18, 23–24 ): median lobe in lateral view curved at a slightly obtuse angle; apex lamellate, in ventral view wide obtrapezoidal, rather widely rounded apically.