Convocheila Barkalov,

Radenković, Snežana, Likov, Laura, Ståhls, Gunilla, Rojo, Santos, Pérez-Bañón, Celeste, Smit, John, Petanidou, Theodora, Steenis, 2020, Three new hoverfly species from Greece (Diptera: Syrphidae), Zootaxa 4830 (1), pp. 103-124: 105-107

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Convocheila Barkalov


Subgenus Convocheila Barkalov 

Diagnosis. Face along paraface in upper 1/3 covered with long whitish or black pile ( Figs 1View FIGURE 1 A–B), long as pile around ocellar triangle; eyes usually pilose (in some species without pile: C. candida Vujić et Radenković  sp. n., C. paralobi  and C. laticornis  ); face wide, with facial tubercle nose-like; frons convex; antennal pits separated; basoflagellomere rounded or ellipsoidal, dark-brown/black with reddish markings (except in some specimens of C. paralobi  and C. cumanica  with entirely black basoflagellomere); pile on scutum and scutellum mixed pale-yellow and black (black pile at notopleural area, at wing bases and on posterior margin of scutellum); pile on metathoracic pleuron long, whitish, and wavy apically; all legs black, except light-brown apical parts of femora, basal 1/3 and apical end of tibiae and ventral surface of tarsi; pile on legs mixed pale-yellow and black; abdomen microtrichose, predominantly covered with long pale pile (except the posterior half of lateral margins of terga 3 and 4 with black pile in some males of C. laticornis  and C. hypena (Becker))  . Male genitalia: ventral lobus of gonostylus sickle-shaped ( Figs 2View FIGURE 2, 4AView FIGURE 4).

In the Mediterranean area, this subgenus comprises besides the four previously mentioned species in Barkalov (2002), C. paralobi  , C. cumanica  , C. sulcifrons  and C. laticornis  , also two additional species: C. hypena  and C. candida  sp. n.