CHLOROPIDÆ. 
129 
Schwinger blassbräunlich. — Kopf schwarz ; Stirn dunkelrothbraun, 
matt, 1 Va -mal so breit wie ein Auge; Scheiteldreieck ziemlich breit, aber 
nicht über die Stirnmitte hinausreichend, glänzend schwarz, häufig mit 
gelbbräunlichen Flecken. Fühler rothgelb, drittes Glied an der Spitze 
etwas gebräunt ; Borste etwas verdickt und pubescent. Gesicht mattgrau, 
etwas vertieft, Taster schwarzbraun. Augen sehr gross rund, unter der 
Lupe fast ohne Pubescenz ; Backen sehr schmal, fast linienförmig. 
Hinterleib glänzend schwarz, ziemlich lang fahlbraun behaart. Beine 
glänzend schwarzbraun mit rostgelben Schenkelgliedern und Tarsen. 
Flügel gleichmässig blasshräunlich, deutlich behaart. 2—2 Va mm. lang. 
5 Exemplare von Formosa : Polusha, Dezember und Kosempo, 
Juni (Sauter), Ungar. Nat. Museum. 
130. Gaurax nigritarsis Skuse [ Batrachomyia ]. 
Ich gebe die Beschreibung von Skuse im Originaltext. 
cf. — Long 2 3 A ; alar. 2 Va lines. <j> long 3Va; alar. 3 Va lines. 
Antennæ entirely black. Head ferruginoùs-ochre ; the pubescence 
of the front and short bristles on the vertex black. Ocelli on a small 
deep brown or black triangular patch. Eyes black, with pale yellow pu¬ 
bescence. Thorax ochreous-brown, shining, densely covered with short 
black hairs; very indistinct traces of four light brownish bands simi- 
lary disposed to those in B. quadrilineata; pleuræ and pectus bright 
ochreous or ferruginous-ochreous with short black hairs, fringed at the 
apex with short black bristles ; metanotum ochreous-brown, shining. 
Halteres pale ochre-yellow or brownish-ochreous. Abdomen shorter than 
the thorax (in dried specimens) as broad as it or a little broader, shi¬ 
ning, castaneous, tinged with ochreous-brown, the last two segments 
wholly ochreous-brown in the £ ; clothed with short black hairs, inter¬ 
mixed with some yellowish hairs in the female; anal joint in the cf 
nodose, in the j pointed. Legs densely clothed with yellow hairs. 
Coxae and femora ochreous, the latter black at the apex. Tibiae and 
tarsi black, the hind tibiae ochreous or brownish-ochreous, black at the 
base and apex; ungues black. Wings considerably tinted with yellow 
on the anterior portion of the basal half, the remainder hyaline ; veins 
dark brown, ochreous-brown towards the base of the wing; very pale 
reflections. Middle transverse vein erect in the cf, slanting in the j ; 
posterior transverse vein straight, separated from the middle transver se 
vein a distance equal to twice its length (rather more than this in 
the $ ) and at a point mid-way between the latter and the tip of the 
fifth longitudinal vein. 
Larva, <j> long 5 Vs ; broad 2 lines. — Pupiparium, cf 4 Va, broad 2; 
2, long 5 Va, broad 2 Va. 
Annales Musei Nationalis Hungarici. IX. 
9 
