Mimegralla suzukiana ( Matsumura, 1916 )

Kim, Wonwoong, Weele, Ruud Van Der & Lee, Seunghwan, 2022, New records of Micropezidae (Diptera, Acalyptratae) from South Korea, with description of a new species of Rainieria Rondani, Zootaxa 5178 (1), pp. 26-40 : 37

Mimegralla suzukiana ( Matsumura, 1916)

( Figs 1D , 4E , 8E )

Calobates Suzukiana Matsumura, 1916: 431 (sp. nov.; spelled as Calobata Suzukiana in the plate)

Mimegralla albimana suzukiana Hennig, 1938: 13 ; Hirashima, 1989: 797 (cat.); Ichige, 2018: 34 (diag.)

Diagnosis. Largest (10.8mm in ♀) among Korean Micropezidae species; overall coloration black; head chaetotaxy: 1 frontal bristle, 1 orbital bristle, and strong inner vertical, outer vertical, and postocellar bristles present; all tarsi white with darkened tarsomere 5; front coxa reddish brown, middle and hind femora with four reddish brown ring; wings with fuscous discal and darker apical bands ( Fig. 8E ); pleural membrane uniformly dark brown except widely pale in P3 and P4; female ovipositor black, reddish brown on posterior tip; male S5 with long and slightly incurved arm about 1.5 times long than the area excluding arm; inner side of each arm with sparsely distributed very short, stout setae; distal distiphallus with characteristic bell-shaped bulb; blade of ejaculatory apodeme small, phallapodeme triangular shaped.

For detailed image of male genital fork (S5) and genital segment, as well as the type specimen, see Ichige (2018).

Material examined. South Korea: Jeollanam-do: 1♀, Gwangyang-si, Ongnyong-myeon, Baekgye-ro , 59-45, (35°01'52.9"N, 127°36'24.8"E). 19.vi-03.vii.2019, Malaise Trap. coll: Duk-Young Park ( NIBR)

Distribution. South Korea * (Jeollanam-do), Japan (Honshu)

Figures

FIGURE 1. Korean Micropezidae species, live individuals. A, Micropeza soosi, female, on a forest edge; B, ditto, male, on a plastic surface; C, Rainieria triseta, female; D, Mimegralla suzukiana, female [Figures C–D provided by Sangsu Kim]

FIGURE 4. Lateral habitus of Korean Micropezidae species. A, Compsobata dentigera, male; B, ditto, female; C, Micropeza soosi, male; D, ditto, female; E, Mimegralla suzukiana, female.

FIGURE 8. Wings of Korean Micropezidae species. A, Micropeza soosi; B, Compsobata dentigera; C, Rainieria triseta; D, Rainieria tenebrosa; E, Mimegralla suzukiana.