MICROUON. 313 



238. Microdon caeruleus, Bnm. 



Micrudon ccentleus, Brunetti, llec. Ind. Mus. ii, p. 92 (1908). 



2 . Frous nearly one-third width of head, shining blue-black 

 with very sparse and short yellowish hair ; vertex forming a 

 slightly raised triangle reaching almost to tlie base of the 

 antennte, which are blackish-brown, with 3rd joint a little 

 flattened, three or four times as long as 2nd, and with 1st 

 nuR'h shorter than 3rd ; mouth-border pale. Thorax (mnch 

 broken) violet -black ; scutellum concolorous, Mitli two short 

 blunt but distinct spines. Abdomen deep violet-black, posterior 



Fig. 66. — Microdon ccsruleus, Brun., left antenna in profile *. 



borders of segments and tip of abdomen with whitish hair. Legs 

 bright tawny-red, base of fore femora brown, middle femora and 

 tibiae brownish-grey, base of hind femora and fipical half of 

 posterior tibitc, brown. Winrjs pale grey, recurrent portions of 

 4th and 5th longitudinal veins almost straight. 



Lem/th, 5 mm. 



Desei'ibed from one $ from Margherita, ^\ssan), in the Indian 

 Museum (the only specimen which I can now definitely refer 

 to this species). 



239. Microdon fulvopubescens, sp. nov. 



5 . Hea'l : frons and face with almost parallel sides, at level of 

 antennje more than one-third of head, finely |)uuctate, with black 

 pubescence abo\e antenna? and yellowish-grey pubescence on the 

 somewhat aeneous face. Eyes dull red ; antenna; black, 3rd joint 

 nearly twice as long as 2ud, arista brownish. Occiput black, 

 a little yellow pubescence on lower half. Thorax black, witii a 

 distinct jeneous tinge and dense deej) orange pubescence. Pleurae 

 and scutellum similar; scutellum with two blunt teeth. Abdomen 

 much broader than thorax, black, with an aeneous tinge on greater 

 part of surface, and dense, rather depressed, orange pubescence. 

 Venter shining black, miiuitely punctate. Ler/s : coxae and femora 

 black ; tibiae and tarsi dark brown ; a little yellowish-grey hair on 

 coxae and close black pubescence on femora. Tibiae mainly with 

 shore black pubescence, but it is yellowish-grey on front side of 

 fore pair, outer side of middle pair, and both outer and hinder 

 sides of hind pair. Tarsi with blackish-brown pubescence, hind 

 tarsi with orange pubescence on under side. Win(/s pale grey. 



* Fig. 66 was drawn from a cf example, which, after further examination, I 

 think may not be conspecific with the $ . In the latter the 3rd antcnnal joint 

 is nearly llirce times iis long as tiio lind on the inner side and about four times 

 as lonL' on tlie outer side. 



