Austroscaeva occidentalis ( 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: 119

publication ID

https://doi.org/10.11646/zootaxa.4959.1.1

publication LSID

lsid:zoobank.org:pub:3BAB6920-30AC-410A-995B-BBDA9E2A105D

DOI

http://doi.org/10.5281/zenodo.4705765

persistent identifier

http://treatment.plazi.org/id/03FD4340-FFCC-182E-FF27-0C75FAF6F827

treatment provided by

Plazi

scientific name

Austroscaeva occidentalis ( Shannon, 1927 )
status

 

Austroscaeva occidentalis ( Shannon, 1927) 

Fig. 172View FIGURES 171–172

Syrphus sexmaculata Macquart, 1850: 457 

Scaeva occidentalis Shannon, 1927: 29 

Syrphus chilensis Goot, 1964: 214 

Type locality and data. “ Santiago, Chile ” (T, ♂, USNM)  .

Material examined. Tarapacá: 1♂, Chijo, Iquique , 26.V.1986, Leg. S. Cerda ( MNHNCL)  ; Antofagasta: 1♂, Tilomonte , 6.II.1997, Leg. V. Jérez ( MZUC)  ; 1♂, 1♀, Estero Vilama , 17.XII.1997, Leg. M. Hengst & J.C. Ortiz ( MZUC)  ; Coquimbo: 2♂, 1♀, Chañaral de Aceituno , 24.X.1957, Leg. L.E. Peña ( CNC)  ; Puerto Oscuro, Canela , 24.X.1961, Leg. L.E. Peña ( Dušek & Láska 1985)  ; Valparaíso: 1♀, Bosque Relicto, Quintero , 8.IX.1966, Leg. C. Vivar ( MNHNCL)  ; 1♂, El Granizo, 11.XII.1964, Leg. Hichins ( MNHNCL)  ; 1♂, Marga Marga , 11.X.1980, Leg. NN ( MNHNCL)  ; Metropolitana   : 1♂, Cuesta La Dormida , 16.I.1964, Leg. Cerda ( MNHNCL)  ; 1♂, Caleu, TilTil , 15.X.1994, Leg. Cerda ( MNHNCL)  ; 1♀, Ñuñoa , 12.X.1986, Leg. M. Cerda ( MNHNCL)  ; 1♂, Cerro Cantillana , 7.X.1972, Leg. Cerda ( MNHNCL)  ; O’Higgins: La Cruz, 10.II.1966, Leg. Marnef ( Dušek & Láska 1985)  ; Maule: 9♂, 7♀, Fundo Malcho , XI.1956, Leg. L.E. Peña ( CNC)  ; 1♀, Curanipe , 4.XII.1953, Leg. L.E. Peña ( CNC)  Biobío: 2♂, Concepción, 18.XII.1961, Leg. Méndez ( MZUC)  ; 1♀, Penco , 6.X.1969, Leg. J.C. ( MZUC)  ; 1♀, Cañete , 24.I.1975, Leg. Cerda ( MNHNCL)  ; La   Araucanía: 1♂, Parque Nacional Nahuelbuta , 20.I.1988, Leg. P. Cerda ( MNHNCL)  ; 2♀, Pillem Pilli , 18.I.1954, Leg. L.E. Peña ( CNC)  ; 1♂, Lican Ray , 25.II.1988, Leg. Cerda ( MNHNCL)  ; Galletué , 1200 m, 14.XII.1963, Leg. L.E. Peña ( Dušek & Láska 1985)  .

References. Shannon, 1927: 29 (desc.); Shannon & Aubertin, 1933: 129 (desc.); Stuardo, 1946: 123 (cat.); Fluke, 1956: 214 (cat.); Etcheverry, 1963: 11 (cat.); Boyes et al., 1973: 371 (karyotypes); Thompson et al., 1976: 9 (cat.); Dušek & Láska, 1985: 221 (desc.); Kassebeer, 1999: 99, figs 4a–4d (key & desc.); Montoya, 2016: 478 (cat.); Marín-Armijos et al., 2017: 177 (cat.); Mengual et al., 2018a: 161 (desc. & phylogeny).

World distribution. Argentina, Colombia and Chile.

Chilean distribution. From Tarapacá to La Araucanía region ( Fig. 175View FIGURE 175).

Altitudinal range. From coastal to highland ecosystems (40– 3,750 m.a.s.l.).

Biology and notes. This flower fly species has been recorded visiting different plant species such as Azorella compacta Phil.  (Michael Weymann, CSP record); Calendula officinalis  L. (Mila Val, CSP record); Encelia canescens Lam  (Rodrigo Barahona-Segovia, pers. obs.); E. pectinatus  (Peter Lewis, CSP record); Orizoë sp. (Daniel Llavaneras, CSP record); Senecio  sp. (Ana María Gutiérrez, CSP record). Other aspects of its biology and ecology remain unknown in Chile.

Conservation status. LC; EOO = 730,507 km 2, AOO = 108 km 2 and 26 localities (or subpopulations).

USNM

Smithsonian Institution, National Museum of Natural History

MZUC

Museo de Zoologia, Universidad de Concepcion

CNC

Canadian National Collection of Insects, Arachnids, and Nematodes

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Syrphidae

Genus

Austroscaeva

Loc

Austroscaeva occidentalis ( Shannon, 1927 )

Barahona-Segovia, Rodrigo M., Riera, Pamela, Pañinao-Monsálvez, Laura, Guzmán, Vicente Valdés & Henríquez-Piskulich, Patricia 2021
2021
Loc

Syrphus chilensis

Goot, V. S. Van Der 1964: 214
1964
Loc

Scaeva occidentalis

Shannon, R. C. 1927: 29
1927
Loc

Syrphus sexmaculata

Macquart, J. 1850: 457
1850