A conspectus of Australian Apotropina (Diptera, Chloropidae) with the description of two new species Author Ang, Yuchen https://orcid.org/0000-0001-5889-018X Lee Kong Chian Natural History Museum, National University of Singapore, 2 Conservatory Dr., 117377 Singapore, Singapore nhmay@nus.edu.sg Author Lumbers, James https://orcid.org/0009-0007-4895-0936 Australian National Insect Collection (ANIC), CSIRO Black Mountain, 1 Clunies Ross St, Acton Black Mountain, Canberra, ACT 2601, Australia & Research School of Biology, Australian National University, Canberra, ACT 2601, Australia Author Riccardi, Paula R. https://orcid.org/0000-0003-4850-7524 Center for Integrative Biodiversity Discovery, Museum fuer Naturkunde, Leibniz-Institute for Evolution and Biodiversity Science, Invalidenstr. 43, 10115 Berlin, Germany paularriccardi@gmail.com text ZooKeys 2023 2023-12-21 1187 261 299 http://dx.doi.org/10.3897/zookeys.1187.108497 journal article http://dx.doi.org/10.3897/zookeys.1187.108497 1313-2970-1187-261 919C320FAA724F1D90281ECB12948B8D E72AB439483E596BAE418C77FC8B90AF Apotropina duplicata (Malloch, 1928) Fig. 12A-C Parahippelates duplicata Malloch, 1923: 621. Lasiopleura (Lasiopleura) duplicata : Malloch 1940 : 272. Type locality and distribution. Australia: Northern Territory (Melville Is.). Examined material. Holotype ♂ Label transcription: "Melville Is., N.T., G. F. Hill; Parahippelates duplicata Type, Det. J.R.Malloch ". Deposited in the SAMA. Taxonomic notes. This is a relatively testaceous species with darkened dorsum, glossy hypopygium and yellowish legs, largely covered in whitish tomentosity (Fig. 12A, B ). It does not have any immediately distinctive diagnosable character sets based on existing descriptions but can be identified based on the provided key. Thus far only known from the male type specimen; female morphology unknown. Chaetotaxy as observed: 2 vibrissae; 3 strong inclinate/decussate interfrontal setae; 2 postpronotal setae; 2 scapular setae; 1+1 notopleural setae; weak biseriate divergent acrostichal row; 1+3 dorsocentral setae; 1+1 supra-alar setae; postalar and intrapostalar setae present; 1 strong prescutellar seta; scutellum with 1 discal setula; katepisternal seta missing/indistinct. Original description in Suppl. material 1. Figure 12. Apotropina duplicata (Malloch) holotype ♂ A habitus, lateral view B habitus, dorsal view C specimen labels.