Victoriana melanorrhina ( Philippi, 1865 )

Barahona-Segovia, Rodrigo M., Riera, Pamela, Pañinao-Monsálvez, Laura, Guzmán, Vicente Valdés & Henríquez-Piskulich, Patricia, 2021, Updating the knowledge of the flower flies (Diptera: Syrphidae) from Chile: Illustrated catalog, extinction risk and biological notes, Zootaxa 4959 (1), pp. 1-178 : 149

Victoriana melanorrhina ( Philippi, 1865)

Figs 206–207

Baccha melanorrhina Philippi, 1865: 749

Baccha felix Shannon, 1927: 30

Type locality and data. “ Valdivia , Chile ” (T, A, MNHNCL) .

Material examined. Coquimbo: 1♂, 2♀, Elqui, 11.II.1949, Leg. Cerda ( MEUC) ; 1♂, 1♀, El Naranjo, Tilama, no data, Leg. NN ( MEUC) ; Fundo Agua Amarilla, km 7 north Los Vilos , 8.I.2004, Leg. M.E. Irwin (Liter.) ; Valparaíso: 1♂, Catapilco, 27.XII.1977, Leg. NN ( MNHNCL) ; 3♂, 2♀, Bosque relicto, Quintero, 13.I.1967, Leg. Vivar ( MNHNCL) ; 1♀, Quebrada Vergara, 28.IX.1964, Leg. Hichins ( MNHNCL) ; 1♂, Quebrada del Soldado , La Calera, 24.XI.1960, Leg. L. Campos ( MEUC) ; 1♀, Las Palmas, Mantagua , 16.III.1967, Leg. Solervicens ( MNHNCL) ; 1♂, Limache, no date, Leg. NN ( MEUC) ; Quilpué ( Porter 1921); Metropolitana : 1♂, Lampa, 20.I.1964, Leg. Zapata ( IEUMCE) ; 2♂, Quebrada de la Plata, Maipú , 17.IV.1967, Leg. N. Hichins ( MEUC) ; 1♂, 1♀, El Arrayan, no date, Leg. J. Herrera ( IEUMCE); 1♂, Macul, no date, Leg. J . Herrera ( IEUMCE) ; 2♂, 1♀, La Obra, 16.XII.2015, Leg. Rodrigo Barahona-Segovia ( PCRBS; MEUC) ; 2♂, El Canelo, no date, Leg. Montero ( IEUMCE) ; 1♂, El Volcán, 10.I.1964, Leg. Pino ( IEUMCE) ; Maule: 2♂, Fundo Malcho, XII.1957, Leg. Pino ( IEUMCE) ; Ñuble : 1♂, Las Trancas, 15.IV.1966, Leg. NN ( MEUC) ; La Araucanía: 1♂, Parque Nacional Nahuelbuta, 15.I.1978, Leg. NN ( MNHNCL) ; Los Lagos: 3♂, 2♀, Pucatrihue, 4–21.II.1967, Leg. L.E. Peña ( MEUC) ; 1♂, Frutillar, 1.II.1966, Leg. J. Silva ( MNHNCL) ( Fig. 17 ) ; 1♂, Lago Chapo, 16.II.1962, Leg. M. Elgueta ( MNHNCL) .

References. Philippi, 1865: 749 (desc.); Williston, 1886: 314 (cat.); Reed, 1888: 299 (cat.); Kertész, 1910: 162 (cat.); Porter, 1921: 447 (cat., dist. & notes); Shannon & Aubertin, 1933: 135, 136 (desc. & key); Stuardo, 1946: 124 (cat.); Hull, 1949c: 107 (desc.); Fluke, 1956: 253 (cat.); Etcheverry, 1963: 20 (cat.); Thompson et al., 1976: 22 (cat.); Camousseight, 2005: 94 (cat.); Mengual et al., 2012: 550 (phylogey); Mengual et al., 2012: 194 (phylogeny); Miranda et al., 2016: 166 (phylogeny); Mengual et al., 2018b: 12 (key & desc.).

World distribution. Chile.

Chilean distribution. From Coquimbo to Los Lagos region ( Fig. 200 ).

Altitudinal range. From coastal to precordillera ecosystems (0–1,600 m.a.s.l.).

Biology and notes. Porter (1921) recorded that collected specimens by professor Stuardo visited flowers of Aristolochia chilensis . This flower fly species has also been observed visiting M. planipes (Rodrigo Barahona- Segovia, pers. obs.).

Conservation status. LC; EOO = 152,855 km 2, AOO = 92 km 2, 20 subpopulations and 21 localities.

Figures

FIGURE 200. Distribution map of Mimocalla, Nuntianus and Victoriana in Chile: M. erebus (Hull, 1942) (blue circles); N. confusus (Goot, 1964) (red circles); V. melanorrhina (Philippi, 1865) (Black circles); V. lugubris (Philippi, 1865) (green circles);

FIGURES 206–209. Victoriana melanorrhina (Philippi, 1865): (206) lateral view (photo by Rodrigo Barahona-Segovia). Scale bar = 1.2 mm and (207) dorsal view (photo by Patricia Henríquez). Scale bar = 1.5 mm. Victoriana lugubris (Philippi, 1865): (208) lateral view. Scale bar = 1.2 mm (photo by Rodrigo Barahona-Segovia) and (209) male visiting an Asteraceae, Cerro San Cristóbal, Santiago (photo by Francisco Carreño).

FIGURES 16–19. Austroascia segersii Thompson & Marnef, 1977: (16) male, dorsal view; (17) male, lateral view; (18) male, frontal, view; (19) female, dorsal view. Scale bars = 1 mm (all photos by Vicente Valdés).