Batriscenaulax sp. 1

Nomura, Shûhei & Aung, Mu Mu, 2021, Inventory Studies on the Subfamily Pselaphinae (Coleoptera, Staphylinidae) of Myanmar Part 4: A List of Collected Species in Tanintharyi Region in February 2020, Bulletin of the National Museum of Nature and Science. Series A, Zoology 47 (2), pp. 107-116 : 113

11. Batriscenaulax sp. 1 *( Figs. 3I, J , 5A, D )

Specimens examined. 55 exs., 14 SLL ; 2 exs., 15 SLL .

Remarks. The genus Bartiscenaulax is defined by the following characters: 1) fore tibia with small trichome near apex in male, 2) abdominal tergite IV with large sexual patch including pair of setiferous patches in male. This undescribed species is characterized by the body covered with sparse and coarse punctures in both sexes.

Figures

Fig. 3. Pselaphine species recognized in Tanintharyi Region in Feb. 2020.A. Bythinoplectina gen. sp. 6; B. Pseudoplectus? sp. 1; C. Tribasodites denticornis Nomura et Aung, 2020; D. T. sp. 3; E. T. sp. 4; F. Smetanabatrus alesi Nomura et Aung, 2020; G. Cratna sp. 1; H. C. sp. 2; I. Batriscenaulax sp. 1, male; J. ditto, female; K. Arthromelodes sp. 2, male; L. ditto, female; M. Batrisina gen. sp. 1; N. Tmesiphorus sp. 2; O. Raphitreodes dentimanus (Raffray, 1890); P. Saltisedes sp. 1; Q. Horniella sp. 1.

Fig. 5. SEM photos of Batriscenaulax and Arthromelodes species collected in Tanintharyi Region. A, D. Batriscenaulax sp. 1; B, E. Arthromelodes sp. 1; C, F. A. sp. 2. A–C. head and pronotum in dorsal view; D–F. abdominal tergite IV in dorsal view.