Fragosa filiola ( Shannon, 1927 )

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 : 138

Fragosa filiola ( Shannon, 1927)

Fig. 193

Baccha filiola Shannon, 1927: 30

Type locality and data. “ Valparaíso, Chile ” (HT, ♂, USNM) .

Material examined. Coquimbo: 2♂, El Naranjo, Tilama , III.1968, Leg. J. Molina ( MEUC) ; Valparaíso: 1♂, Quillota , 12.IV.1963, Leg. N. Hichins ( MNHNCL) ; 1♀, Quebrada el Soldado, La Calera, no date, Leg. NN ( MEUC) ; 1♂, Colliguay , 19.I.1973, Leg. Cerda ( MNHNCL) ; 1♂, Los Perales , 23.I.1967, Leg. J. Solervicens ( MNHNCL) ; Metropolitana : 3♂, 1♀, Caleu, TilTil , 24.X.1993, Leg. Cerda ( MNHNCL) ; 1♂, Chacabuco , 29.XII.1988, Leg. Cerda ( MNHNCL) ; 1♂, 2♀, Colina , no date, Leg. Pino ( IEUMCE) ; 4♂, Santiago (hilltop), 22.XI.2008, Leg. J. Skevington ( CNC) ; 1♂, Rinconada de Maipú , no date, Leg. NN ( MEUC) ; 1♂, La Reina , no date, Leg. M. Etch- everry ( IEUMCE) ; 1♂, La Obra , no date, Leg. M. Etcheverry ( IEUMCE) ; 1♂, El canelo, 18.I.1967, Leg. Montes ( IEUMCE) ; 2♂, El Manzano, 8.XII.2014, Leg. R. Barahona-Segovia ( PCRBS) ; 1♀, El Volcán, 2.I.1964, Leg. Gal- lizio ( IEUMCE) ; 1♂, Las Canchas, Altos de Cantillana , 27.XII.2015, Leg. R. Barahona-Segovia ( PCRBS) ; 1♂, Pichi Alhué , 26.XI.1967, Leg. L.E. Peña ( MEUC) ; Maule: 1♂, Los Cipreces , 1000 m, 14.I.1968, Leg. L.E. Peña ( MEUC) ; La Araucanía: 2♂, 1♀, Termas de Rio blanco, no date, Leg. J. Herrera ( IEUMCE) ; Los Ríos: 1♂, km 6 to Parque Oncol , 25.II.2016, Leg. R. Barahona-Segovia ( PCRBS) .

References. Shannon, 1927: 70 (desc. & key); Shannon & Aubertin, 1933: 135, 137 (desc.); Stuardo, 1946: 124 (cat.); Hull, 1949c: 107 (desc.); Fluke, 1956: 246 (cat.); Etcheverry, 1963: 19 (cat.); Thompson et al., 1976: 18 (cat.); Miranda et al., 2016: 166 (phylogeny).

World distribution. Chile.

Chilean distribution. From Coquimbo to Los Ríos region ( Fig. 197 ).

Altitudinal range. From valleys to precordillera ecosystems (390– 1,400 m.a.s.l.).

Biology and notes. Fragosa filiola has been observed visiting several native plants such as vira-vira Pseudognaphalium viravira (Molina) Anderb. and Alstroemeria aurea Graham (R. Barahona-Segovia, pers. obs.).

Conservation status. LC; EOO = 95,140 km 2, AOO = 64 km 2, 13 subpopulations and 15 localities.

Genus Mimocalla Hull, 1943a

Mimocalla Hull, 1943a: 46 , as a subgenus of Baccha . Type-species: Baccha capitata Loew, 1863 (orig. des.).

Ocyptamus capitatus species group. Thompson (1981).

Ocyptamus (Mimocalla) . Thompson & Zumbado (2000), Mengual et al. (2012).

Figures

FIGURE 197. Distribution map of Fragosa, Nuntianus and Pseudoscaeva species in Chile: F. filiola (Shannon, 1927) (yellow circles); N. philippianus (Enderlein, 1938) (purple circles) and P. schoenemanni (Enderlein, 1938) (blue triangles).

FIGURES 193–196. (193) Fragosa filiola (Shannon, 1927) (photo by Gabriela Germain). Mimocalla erebus (Hull, 1942): (194) lateral view. Scale bar = 2 mm (photo by Rodrigo Barahona-Segovia). Nuntianus confusus (Goot, 1964): (195) female, visiting Oxalis virgosa Molina (photo by Raúl Dinam) and (196) male resting in a flower, Pucón (photo by Miguel Mellado.