New Ptiliidae (Coleoptera) from Sarawak in the spirit collection of the Natural History Museum, London Author Darby, Michael Department of Life Sciences, Natural History Museum, London, SW 7 5 BD UK. m.darby@nhm.ac.uk text European Journal of Taxonomy 2019 2019-04-04 512 1 50 journal article 10.5852/ejt.2019.512 85c6241d-5e5a-4022-945f-e207d31458ef 2118-9773 2628794 urn:lsid:zoobank.org:pub:8DF89CFD-A549-4C69-8FBC-90EC8DEA9A66 Acrotrichis bubalis Darby, 2019 Fig. 17F Diagnosis The setiose submentum ( Fig. 17F ) distinguishes this species. Fig. 17. A . Acrotrichus britteni Johnson, 1969 , spermatheca. B . Acrotrichis cursitans Nietner, 1856 , setae on ventrite VI ×1420. C . Acrotrichis agricola Darby, 2019 , spermatheca. D . Acrotrichis cognata (Matthews, 1877) , microtrichae on elytra ×1520. E . Baeocrara sp., medial portion of collar ×3150. F . Acrotrichis bubalis Darby, 2019 , setae on submentum ×1320. Material examined MALAYSIA-BORNEO • 7 specs (1 mounted, remainder in alcohol); Sarawak , 4 th Division, Gunung Mulu National Park ; 88–1700 m a.s.l. ; 29 Apr. 1978 ; I. Hanski leg., BM 1978-524 ; pitfall trap , fish bait, LMR forest slope 4-6; BMNH • 52 specs (2 mounted, remainder in alcohol); same data as for preceding; above 1700 m a.s.l. ; traps 1–6; BMNH • 6 specs ; same data as for preceding; May–Aug. 1978 ; traps extra; BMNH • 3 specs ; same data as for preceding; above 1700 m a.s.l. ; BMNH • 2 specs ; same data as for preceding; May–Aug. 1978 ; P.M. Hammond and J.E. Marshall leg., BM 1978-49 ; comp 4 human faeces; BMNH . Remarks Previously only known from Sabah .