350 INSECTA SAUNDEKSIANA. 



Genus IDIA, Meigen. 



Tdia varia. 



(Group, Cosmina, Desv.) 



Viridis; cafut flavum ; abdomen testaceum, lateribus alhidxim ; antennm 

 lutea ; tibicB ferruginecc ; tarsi nigri ; alee suhcinerece, ad venas 

 fulvm. 



Green : head -pale yellotv, clothed behind and beneath with whitish 

 hairs ; crown gilded ; frontalia darker, decreasing in breadth from the eye- 

 lets to the feelers ; optica and face vjhite ; mouth ferruginous, black and 

 shining towards the base ; palpi yellotv : feelers luteous; third joint much 

 more than twice the length of the second ; sixth joint tawny, blackish to- 

 wards the base : chest with a whitish covering : abdomen testaceous, with a 

 whitish covering along each side: thighs green, with a hoary covering; 

 shanks ferruginous ; feet black : wings pale gray, taicny along the fore bor- 

 ders and along the veins ; cross-veins clouded with pale brown ; a large brorvn 

 spot near the tip of the fore border : alulae white, with pale yellow borders : 

 halteres yellow. Length of the body 3 — Splines; of the wings 5i — 6^ 

 lines. 



Ceylon ? 



Genus ANTHOMYIA, Meigen. 



The species here described may be grouped thus : — 



a. Alulffi rather large or of moderate size ; lower valve extending beyond 



the upper. 

 h. Sixth feeler-joint feathered. 



c. Abdomen oval Aricia. 



praecipua, stupida, Indica, unicolor, subpunctata, solita, incerta, tar- 

 salis, adjecta ? 



c c. Abdomen oblong or obconical Spilogaster. 



terrainalis, detracts, maculosa, maculipennis, tricolor. 



b b. Sixth feeler-joint downy , Limnophora. 



fumosa, translata, addita, inserta, inducta, leucotelus, vicaria, in- 

 troducta. 



b b b. Sixth feeler-joint bare , Ophyra. 



indicata, aliena, adducta. 



