Updating the knowledge of the flower flies (Diptera: Syrphidae) from Chile: Illustrated catalog, extinction risk and biological notes Author Barahona-Segovia, Rodrigo M. Author Riera, Pamela pamela.riera1@gmail.com Author Pañinao-Monsálvez, Laura laurapaninao@gmail.com Author Guzmán, Vicente Valdés vicente.mvg@gmail.com Author Henríquez-Piskulich, Patricia phenriquezpi@student.unimelb.edu.au text Zootaxa 2021 2021-04-15 4959 1 1 178 journal article 7241 10.11646/zootaxa.4959.1.1 e9fcfa2b-72cd-4826-a7e5-c33cd37bf00e 1175-5326 4693464 3BAB6920-30AC-410A-995B-BBDA9E2A105D Austroscaeva penai (Marnef in Dušek & Láska, 1985 ) Fig. 174 Scaeva penai (Marnef in Dušek & Láska, 1985: 222 ) Type locality and data. “ Chile Chico , Chile ” (HT, ♀ , USNM ) . Material examined. Coquimbo : 1♀ , Hacienda Illapel , 11.XI.1954 , Leg. L. E. Peña ( CFK ) ; La Araucanía : 1♀ , Lonquimay , cord. Las Raíces , Malleco , 1500-1800 m , 26-28.XII.1967 , Leg. L. E. Peña ( MEUC ) ; Aysén : 1♀ , Chile Chico , Aysén , 31.XII.1960 , Leg. L.E. Peña , Leg. Marnef ( Dušek & Láska 1985 ) ; Magallanes : 1♀ , Parque Nacional Torres del Paine , Laguna Azul , 1.3.198 6, Leg. F. Soto ( MNHNCL ) . References. Kassebeer, 1999: 101 , fig. 2 (abdomen) (desc. & key); Mengual et al. , 2018a: 161 (desc. & phylogeny). World distribution. Chile . Chilean distribution. From Coquimbo to Magallanes region ( Fig. 175 ). Altitudinal range. From inland valleys to precordillera ecosystems (300– 1,800 m .a.s.l.). Biology and notes. This flower fly species has been recently observed visiting flowers of M. domestica orchards (Joaquín Sepúlveda pers. obs.). Other basic aspects of its biology and ecology remain unknown. Conservation status. EN under B2ab (iii) using AOO = 16 km 2 and four localities (or subpopulations); EOO = 99,384 km 2. Genus Dioprosopa Hull, 1949 Dioprosopa Hull, 1949a: 99 ; as subg. of Baccha Fabricius, 1805: 199 . Type-species: Syrphus clavatus Fabricius, 1794: 298 ; by monotype. Refs. Kassebeer, 2000 (desc. new species & rev.); Mengual et al. , 2018b (phylogenetic study & rev.).