Orellia falcata (Scopoli, 1763)

Korneyev, V. A. & Troshyn, A. M., 2022, Aberrant Chaetotaxy In The Species Of Terelliini (Diptera: Tephritidae), Ukrainska Entomofaunistyka 13 (2), pp. 29-31 : 30

Orellia falcata (Scopoli, 1763) ( Figs 1, 3 )

Material. Ukraine: Zaporizhzha Region: Altahir, nr Bohatyr vill . [46.63N, 35.28E], 5– 6.06.2008, 1 ♂ (Yu. Verves) ( SIZK) .

This is a common species widespread from Western Europe to Central Asia infesting stems of various species of Tragopogon . The male ( Fig. 3 ) has an additional presutural pair of dorsocentral setae and an extra postsutural dorsocentral seta on the left side of mesonotum hitherto not described for Orellia species.

Figures

Figs 1–3. Orellia falcata (1,3) and Chaetorellia jaceae (2): 1, 2 — normal chaetotaxy and dark pattern of mesonotum; 3 — habitus, dirsal view, showing aberrant chaetotaxy and dark pattern of mesonotum (arrows show supernumerary setae and dark spots).