Euxesta stigmatias, Loew, 1868

Sinclair, Bradley J., 2023, An annotated checklist of the Diptera of the Galápagos Archipelago (Ecuador), Zootaxa 5283 (1), pp. 1-102 : 43

publication ID	https://doi.org/ 10.11646/zootaxa.5283.1.1
publication LSID	lsid:zoobank.org:pub:FFACFB44-873F-4C12-90CF-D8442910659A
DOI	https://doi.org/10.5281/zenodo.7925228
persistent identifier	https://treatment.plazi.org/id/F3581C07-1934-FFAC-D29F-FCCAFA1A4CD7
treatment provided by	Plazi
scientific name	Euxesta stigmatias
status

Treatment

stigmatias Loew View in CoL

Euxesta stigmatias Loew, 1868: 310 View in CoL . Causton et al. 2006: 135 [introduced species].

Distribution. Introduced. Nearctic, Neotropical; Galápagos: Floreana (ICCDRS), Isabela (ICCDRS), San Cristóbal, Santa Cruz, Seymour.

Material examined. Galápagos : San Cristóbal: Cerro Mundo, guava thicket, 550 m, 13–23.ii.1989, Malaise, S.B. Peck & B.J. Sinclair (4 ♀, CNC) . Santa Cruz : Los Gemelos, 600 m, Scalesia forest, 31.i.1989, B.J. Sinclair (3 ♀, CNC) ; El Cascajo, Finca Aguirre , 11.xi.2001, B.J. Sinclair (3 ♁, CNC) . Seymour : MV-light, 23.i.1989, B.J. Sinclair (1 ♁, 2 ♀, CNC) .

Remarks. This species is known as the corn silk fly and was first recorded from the islands in the 1980s. It is known from the arid to humid zones.

undetermined species

Distribution. Not determined. Galápagos: San Cristóbal.

Material examined. Galápagos: San Cristóbal: Casetta, 560 m, pampa, dung trap, 16–19.ii.1989, B.J. Sinclair (1 ♁, CNC) ; same data except, dry Scalesia , 400 m, 23.ii.1989 (1 ♀, CNC) ; Cerro Mundo, guava thicket, 550 m, 13–23.ii.1989, MT, S.B. Peck & B.J. Sinclair (1 ♀, CNC) ; Baquerizo, arid zone, 10 m, MT, 11–23.ii.1989, S. Peck (2 ♁, 5 ♀, CNC) ; same data except, 150 m, 12–13.ii.1989 (3 ♁, 2 ♀, CNC) ; 11.x.2001, A. Tye, ex. Calandrinia galapagosa (5 ♁, 1 ♀, ICCDRS) .

Remarks. Adults of this species were reared from stems of the rare plant Calandrinia galapagosa H. St. John.