The mammal type specimens at the Natural History Museum, University of Oslo, Norway Author Wiig, Øystein Author Bachmann, Lutz text Zootaxa 2013 3736 5 587 597 journal article 42832 10.11646/zootaxa.3736.5.9 0ec8de6c-f9d2-4c57-9657-b4bb090063c6 1175-5326 220003 0F956AED-3055-4711-B64B-1C9747529390 Semnopithecus thomasi Collett, 1893 Proceedings of the Scientific Meetings of the Zoological Society of London , 1892, 613. Valid name. Presbytis thomasi (Collett, 1893) Syntypes : NHMO 525, male, stuffed skin with cranium, collected by J.L.F. Iversen at Lankat, Northeast Sumatra, 21 June 1888 ; NHMO 664, male, stuffed skin with cranium, collected by J.L.F. Iversen at Lankat, Northeast Sumatra, 11 January 1889 ; NHMO 627, female, mounted on branch and cranium, collected by J.L.F. Iversen at Lankat, Northeast Sumatra, 20 September 1888 ; NHMO 622, young mounted on branch and cranium, collected by J.L.F. Iversen at Lankat, Northeast Sumatra, 23 August 1888 ; NHMO 22082, male, mounted on branch and cranium, collected by J.L.F. Iversen at Lankat, Northeast Sumatra, 10 January 1889 . Remarks. The description was communicated 6 December 1892 but the Proceedings were published in April 1893 . The correct year of authority is accordingly 1893 not 1892 as given by Wilson and Reeder (2005). Collett (1893) noted “ 7 specimens procured; University Museum, Christiania”. Only the five listed specimens were located. All specimens are labeled “ Type ”.