Trichoiyga. 389 



Lepidoptera; it belongs to Pantel's group 1 and forms a primary 

 breathing hole; besides, only one other species {corsica B. B.) is 

 recorded from a Lophyrus. 



Of the genus some seven European species are recorded, one 

 occurs in Denmark. 



1. T. sorbillans Wied. 



1830. Wied. Aussereur. Zweifl. Ins. II, 311, 54 {Tachina). — 1891. B. B. 

 Denkschr. Akad. Wiss. Wien. LVIII, 350 {Podotachina). — 1907. Kat. palåarkt. 

 Dipt. III, 334 {Podotachina). — 1921. Baer, Zeitschr. f. angew. Ent. VII, 359. 

 — 1924. Stein, Arch. f. Naturgesch. 90, 6, 115, 4. — Tachina grandis Zett. 

 1844. Dipt. Scand. III, 1088, 85. — 1909. Villen. Deutsch. Ent. Zeitschr. 677, 

 5. _ T. major Eond. 1859. Dipt. Ital. Prodr. III, 185, 1 (nec B. B.). — 1896. 

 Pand. Eev. Entom. XV, 6, 5 (Exorista). — T. bomhjcum. Beck. 1889. Ind. Mus. 

 Notes I, 77, Tab. V, Fig. 1 et 1893. II, 164. — T. bomhycis Wulp, 1893. Entom. 

 Tijdschr. LXI. — ^.Tachina pavoniae Zett. 1844. 1. c. III, 1091, 88 et 1859. 

 XIII, 6095, 88. 



Male. Frons above nearly as broad as the eye or a little less, 

 somewhat protruding; cheeks broad. Orbits and cheeks yellowish, 

 the former blackish above; epistoma grey or silver-white ; jowls 

 grey. Frontal stripe aboiit as broad as orbits, velvet black. Orbits 

 and jowls with black hairs. Eyes densely yellow-hairy. Occipiit grey, 

 yellowish along the eye-margin, with dense white hairs. Antennæ 

 black; arista thickened in fully basal half. Palpi yellowish, dark 

 on basal half. Thorax black, greyish prninose, with four black stripes, 

 the median abbreviated somewhat before scutellum; scutellum more 

 or less brownish red. Thorax black-haired; apical scutellar bristles 

 somewhat small and somewhat erect and crossing. Abdomen black, 

 somewhat shining, a little reddish at the sides; the three last seg- 

 ments with a broad grey prninose front band, shifting with dark 

 tessellations according to view, leaving hind margins and a middle 

 line black. Abdomen black-haired, with a pair of marginal bristles 

 on second and third and a row on foiirth segment; the bristles strong. 

 Upper forceps oval, hollowed on upper surface, with dense yellowish 

 red hairs, those from each side meeting in the middle and forming 

 a conspicuous red briish. Legs black. Wings very slightly greyish 

 tinged; veins blackish; first posterior cell open, ending considerably 

 before apex of wing; discai angle rectangular, the vein prolonged 

 in a veinlet or furrow, reaching two thirds to margin; apical cross- 

 vein curved above the angle, for the rest straight and sloping. Squa- 

 mulæ whitish with yellowish margin. Halteres blackish. 



