Key to Neotropical Graphomya
Google translated from
https://www.researchgate.net/publication/250034279_Taxonomia_e_morfologia_de_especies_neotropicais_de_Graphomya_Robineau-Desvoidy_Diptera_Muscidae
Identification key for adults
1
Both parafacialia and gena with yellow pollinosity;
tergite 5 golden yellow ............................................. ...... 2
Parafacialia and gena of another color (or just a yellow-
gold); tergite 5 with color other than yellow-
gold ................................................. ................................. 3
2
Middle tibia with anterodorsal bristle; mesonotum with three
brown stripes (Fig. 1); tergite 5 all golden yellow
(Fig. 2) [Peru, Brazil, Chile, Argentina] .........................
.................................................... ....... G. analis (Macquart)
Middle tibia without anterodorsal bristle; mesonotum with four
brown stripes (Fig. 18); tergite 5 golden yellow, with
central median brown stripe (Fig. 19) [Brazil, Chile]
............................................... G. podexaurea (Enderlein)
3
Reddish brown parafacialia and/or gena ................. 4
Parafacialia and brown gena with gray pollinosity....... 6
4
Mesonotum stained as in Figs. 14 (male) and 16
(female) [Mexico, California, Hawaii] .........................
........................................ G. occidentalis (Arntfield)
Dark brown mesonotum with two thin pollinous stripes
silvery on the surface of dorsocentral setae (Figs.
9 and 20) .............................................. ................................. 5
5
Dark brown abdomen with yellow lateral areas on the
tergites 1+2 and 3 (Fig. 10); scutellum almost entirely brown,
with silver pollinosity restricted to two small
latero-apical areas [Ecuador, Peru, Brazil]
............................................... G. meridionalis (Townsend)
Brown abdomen with a pattern of macules different from that of
Fig. 10, tergite 5 with 3 converging brown stripes
towards the apex (Figs. 21); scutellum with stain
dark brown center and silver pollinosity
laterally [Colombia, Peru, Brazil] ...........................
.................................................... ...... G. tropicalis (Malloch)
6
Male with the median part of the mesonotum brown
dark pre- and post-suturally, to a greater or lesser extent
width (Figs. 3 and 4) and abdomen with extensive lateral area
yellow in tergites 1+2 to 4; female with abdomen
brown with gray pollinosity, no spots
yellow, mottled as in Fig. 8 [Mexico, Puerto Rico,
Venezuela, Uruguay, Brazil, Argentina, Regions
Afrotropical, Palearctic and Oriental, Melanesia] ........
.................................................... ...... G. maculata (Scopoli)
Male with the pre-sutural median part of the mesonotum with
gray pollinosity (Fig. 11); abdomen in the male and
brown female with gray pollinosity and markings
yellow (Figs. 12 and 13) [Mexico, Panama, Bolivia, Brazil,
Argentina] ................................. G.mexicana (Giglio-To)
