Trisunius cultellatus ASSING , 2011

Assing, Volker, 2015, A revision of Trisunius V. Three new species and additional records, including the first records of the genus from Vietnam (Coleoptera: Staphylinidae: Paederinae), Linzer biologische Beiträge 47 (2), pp. 1179-1190 : 1182

Trisunius cultellatus ASSING, 2011 ( Map 3 )

M a t e r i a l e x a m i n e d: China Y u n n a n: 13, 1♀, mountains NW Dongchuan , 26°10'N, 103°04'E, 2350 m, trail margin, litter and soil between herbs sifted, 8.VIII.2014, leg. Assing (cAss) ; 233, 2♀♀, 3 exs., E Kunming , Xiaobailong Forest Park, 24°56'N, 103°05'E, 2110 m, secondary pine forest, pine litter and litter at trail margin sifted, 10.VIII.2014, leg. Assing & Schülke (cAss, cSch) ; 1 3, mountains W Dongchuan , Sedan Snow Mountain Scenic Resort, 26°06'N, 102°55'E, 2620 m, secondary pine forest, litter, moss, and roots of herbs sifted, 14.VIII.2014, leg. Assing (cAss) ; 1♀, mountain W Xundian , 25°35' N, 103°09'E, 2200 m, mixed forest with alder and pine, bark of rotting pine trunk with termites sifted, 15.VIII.2014, leg. Assing (cAss). Vietnam: 13, 7 km NW Sa Pa, 22°22'N, 103°47'E, 1840 m, steep moist stream valley with bushes and trees, litter and roots of herbs sifted, 30.VII.2013, leg. Wunderle (cAss) ; 13, pass 8 km WNW Sa Pa , 22°21'N, 103°46'E, 2010 m, secondary d eciduous forest with bamboo, forest margin with bushes, litter, moss, and roots sifted, 5.VIII.2013, leg. Assing (cAss) ; 1 ♀, same data, but 6.VIII.2013 (cWun) ; 333, 5♀♀, pass 8 km NW Sa Pa , 22°21'N, 103°46'E, 2030 m, margin of secondary deciduous forest with bushes, bamboo, and herbs, litter, roots, and moss sifted, 9.VIII.2013, leg. Assing & Wunderle (cAss, cWun) ; 1 ♀, same data, but 10.VIII.2013, leg. Assing (cAss) .

C o m m e n t: This wing-dimorphic species is the most widespread representative of the genus in China, where it has been recorded from numerous localities in Yunnan and Shaanxi ( ASSING 2011, 2013, 2014). The above material represents the first records from eastern Yunnan and Vietnam ( Map 3 ). All the exam ined specimens from Vietnam are micropterous.

Figures

Map 3: Distribution of Trisunius cultellatus.