PALLOPTERA. 189 



4. arcuata, F. S. I. ii. 451. 86 (1781); Gmel; Fal. ; Meig. ; 

 Mcq. ; Zett. Lutea, alls limpidis, macidis quatuor nif/ricantibus, prima 

 secundaqiie apicalibus, tertia quartaque apiid venas transversas. Long. 2 ; 

 alar. 4 lin. 



Luteous. Third joint of tlie antennae conical, full twice the length 

 of the second. Wings limpid with four blackish spots, one on the tips of 

 the subcostal and mediastinal veins, one on each transverse vein, and one 

 along the border at the tip ; radial vein ending at beyond eleven-twelfths 

 of the length of the wing ; discal transverse almost straight, parted by 

 twice its length from the prsebrachial transverse, and by rather more 

 than half its length from the border. Oviduct oblanceolate, short, 

 piceous on each side at the base. 



Generally distributed. (E. S. I.) 



5. trimacula, Meig. Zw. v. 267. 22 (1826); Zett. Testacea, 

 alis limpidis, maculis tribus fuscis, prima secundaque apicalibus tertiaque 

 apud venam discalem transversam. Long. 2-2 i ; alar. 4-5 lin. 



Testaceous. Third joint of the antennae conical, full twice the length 

 of the second. JFings limpid, with three broicu spots, one on the tips 

 of the subcostal and mediastinal veins, one on the discal transverse 

 vein, and one on the border about the tip ; radial vein ending at beyond 

 eleven-twelfths of the length of the wing; discal transverse vein almost 

 straight, parted by much more than twice its length from the prsebra- 

 chial transverse, and by about half its length from the border. 



Not rare. (E.) 



6. umbellatarum, F. S. I. ii. 451. 87 (1781); Schr.; Meig.; 

 ]\Icq. ; Zett. — gangrcenosa, Pz. ! Fn. lix. 22 ; Fal. Nigra, cano-tomen- 

 tosa, antennis fulvis, alis limpidis, ruaculis quatuor fuscis, prima costali, 

 secunda apicali, tertia quartaque apud venas transversas, pedibus testaceis. 

 Long. U-2; alar. 3-4 lin. 



Black, with hoary tomentum. Head with white tomentum, testa- 

 ceous in front. Antennae tawny ; third joint conical, rather broad, 

 about twice the length of the second. TFings limpid, tcith four brown 

 spots, one on the tip of the mediastinal vein, one on each transverse 

 vein, and one occupying the tip and the adjoining part of the casta ; 

 radial vein ending at beyond eleven-twelfths of the length ; discal trans- 

 verse vein indistinctly curved outward, parted by much more than its 

 length from the prtiebrachial transverse, and by about half its length 

 from the border. Halteres whitish. Oviduct short, lanceolate. Legs 

 pale testaceous. 



Generally distributed. (E. S. I.) 



7. ustulata, Fal. Ortal. 24. 2 (1820) ; Meig. ; Mcq. ; Zett. Tes- 

 tacea, antennis luteis, thoracis disco nigro, alis limpidis apice fuscis. 

 Long, li-lf ; alar. 3^-4 lin. 



Testaceous, with whitish tomentum. Antenna} luteous; third joint 

 conical, rather broad, less than twice the length of the second. Thorax 



