Lomechusoides strumosus Fabricius 1792

• Main Authors: Jászay, Tomáš, Hlaváč, Peter, Baňař, Petr
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2023
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Coleoptera; Staphylinidae; Lomechusoides; Lomechusoides strumosus; Yakutia
• Online Access: https://doi.org/10.5281/zenodo.8349504; http://treatment.plazi.org/id/FC310F610309FF98FF345176FA69F836

Key to the species of the Lomechusoides strumosus group 1 Lateral sides of pronotum lacking macrosetae, posterior corners with or without one long macroseta (Figs 2, 9, 13, 21, 31), anterior part of elytra with 2–4 macrosetae, humeral part lacking macrosetae, body smaller, 4.65–5.10 mm ( L. inflatus complex). 2 - Lateral sides of pronotum with 4–7 macrosetae (Figs 35, 44, 51, 58, 69, 76, 83, 89, 95, 103, 110, 120, 125, 134, 140, 148, 155), anterior part of elytra with 6–9 macrosetae, humeral part with 1–2 macrosetae, body usually larger, 5.35–8.00 mm (except L. dlabolai , L. reitteri and L. zeyai at 4.45–4.95 mm). 6 2 Pronotum unicoloured, pronotal disc and lateral margins of pronotum yellow. 3 - Pronotum bicoloured, disc of pronotum clearly darker than lateral margins of pronotum. 5 3 Head entirely yellow, the same colour as pronotum; Russia (Yakutia). poppiusi sp. nov. - Head bicoloured, some parts of head darker than pronotum. 4 4 Lateral sides of pronotum weakly divergent posteriad, strongly concave at midlength, apical part of spermatheca curved, constricted at middle, apex pointed; Russia: (Krasnoyarsk territory). chekanovskiyi sp. nov. - Lateral sides of pronotum strongly divergent posteriad, straight at midlength; apical part of spermatheca of same width along entire length, margins subparallel, apex rounded; Russia: (Yakutia). drobovi sp. nov. 5 Lateral margins of pronotum widely yellowish-red, pale areas of pronotum in dorsal view not equally wide, widest in anterior half and clearly narrowed posteriorly; pronotal surface punctate, lacking visible tubercles; antennomeres III–IV in males with many reduced setae (Fig. 19), head bicoloured; lateral sides of posterior corners of pronotum with one macroseta, insertion of macroseta visible; apical part of spermatheca about 1.27x as long as basal part (Fig. 18); Mongolia (northern territory). inflatiformis sp. nov. - Lateral margins of pronotum narrowly yellowish-red, pale areas of pronotum in dorsal view subequally wide, at most very slightly narrower ...