LIMNOB1A. 295 



and whose angle emits the second externo-medial ; subanal united to 

 the third externo-medial by a veinlet, in a line, or nearly so, with the 

 inner end of the pentagonal discal areolet. Species of moderate size, 

 spotted wings, and slender legs ; some of them, such as L. nubeculosa, 

 frequenting woods, and gregarious in their dancing flight, as are most 

 of the species in the following section. 



27. albifrons? Meig. Zw. i. 137. 39 (lSIS).fflobata, Walk. 

 var. sera, Walk. Fulva, antennis nigris, thorace vittis tribus nigris, 

 alls limpidis, abdomine vittis tribus fuscis, tibiis apice tarsisque fuscis. 

 Long. 2^-3 ; alar. 5-7 lin. 



Tawny. Antennas black, much longer than the head. Thorax with 

 three black stripes. Wings limpid ; stigma obsolete ; veins dark brown. 

 Halteres yellow, with brbwn knobs. Abdomen with three brown stripes. 

 Tarsi and tips of the tibiae brown. Var. ft. Veinlet between the sub- 

 anal vein and the third externo-medial nearer than the inner side of the 

 discal areolet to the base of the wing. 



Not common. (E.) 



28. tripunctata, F. Sp. Ins. ii. 405. 26 (1781); Gmel. ; Meig.; 

 Mcq. ; Gimm. ; Schumm. ; Stasg. ; Eoss. (V.); Zett. sexpunctata, F. ; 

 Gmel. ; Latr. ; Lam. ; Meig. ; Mcq. pkragmtiidis, Schr. Testacea, 

 capite palpisque nigris, thorace vitta antica nigricante, alis sublimpidis 

 maculis tribus costalibus nigricantibus, femoribus apice fuscis, tarsis ni- 

 gris. Long. 4-5 ; alar. 7-8 lin. 



Testaceous. Head and palpi black. Antennas pale testaceous, darker 

 towards the tips. Thorax with a blackish stripe in front. Wings nearly 

 limpid, or with a very slight testaceous tinge in front, with three small 

 blackish spots along the costa. Abdomen sometimes brown towards the 

 tip. Legs pubescent ; femora with brown tips ; tarsi black. 



Common. (E.) 



29. nubeculosa, Meig. Zw. i. 140. 44 (1818); Mcq.; Gimm.; 

 Schumm. ; Stasg. ; Eoss. (V.) ; Zett. Fulva, capite palpis antennisque 

 nigris, thorace vittis tribus fuscis, alis albidis cinereo-nebulosis, maculis 

 quattior costalibus fuscis, abdomine fusco, fasciis ventreque testaceis, 

 pedibus fuscescentibus, femoribus testaceis nigro-trifasciatis. Long. 

 4-5 ; alar. 9-10 lin. 



Tawny. Head, palpi, and antennas black. Thorax with three broad 

 brown stripes ; the lateral pair short. Wings whitish, mottled with grey, 

 and with four brown spots along the costa. Halteres testaceous, with 

 brownish knobs. Abdomen brown, hind borders of the segments and 

 underside testaceous. Legs brownish ; femora testaceous, with three 

 black bands. 



Generally distributed. Inhabits woods. (E. S. I.) 



30. flavipes, F. E. S. iv. 241. 35 (1781); Meig.; Schumm.; 

 StEeg. ; Zett. D. S. nebulosa, Zett. I. L. Nigra, pectore ventmiue 

 sordidc testaceis, alis cinere'is, maculis albidis tribusque costalibus obscure 



