Scathophaga furcata (SAY, 1823)

Šifner, František, 2020, Scathophaga karmazini nov. sp., a new species from Austria, with a key to Scathophaga species from Central Europe (Diptera, Scathophagidae), Linzer biologische Beiträge 52 (1), pp. 731-757 : 733-734

Scathophaga furcata (SAY, 1823) ( Figs 13–16 )

M a t e r i a l e x a m i n e d: CZECH REPUBLIC: Beskydy Mts., Lysá hora Mt. (6476), 21.vii.1971, 1♂, 1♀, Šifner leg. (FSPC).

D i a g n o s i s. Male. The submedial processes of sternite 5 slightly arched inwards,

sternite 4 oval, sternite 3 quadrate ( Fig. 13 ), surstyli pointed and arched apically, cerci dorsoapically haired ( Fig. 14 ), pregonite arched apicaly, with one apical seta and three setae dorsally, one of them very short ( Fig. 15 ).

Female. The abdominal sternite 7 divided into three separate sternites, sternite 6 round, with three pairs of bristles caudally, sternite 5 distally narrowed with two bristles caudally ( Fig. 16 ).

C o m m e n t s. This species is commonly respected as a valid species, though in the older papers it is mentioned as a synonym of Scathophaga squalida (MEIGEN, 1826) .

D i s t r i b u t i o n. All of Central European countries ( ŠIFNER 2018).

Figures

Figs 13-16. Scathophaga furcata (SAY, 1823). (13) male abdominal sternites 5 to 3; (14) cerci and surstyli (caudal view); (15) right pregonite; (16) female abdominal sternites 8 to 5. Scale bars: 0.5 mm (Figs 13, 14, 16); 0.1 mm (Fig. 15).