PLECIA. 163 



Only dorsum of thorax and scutellum 

 reddish yellow, the sides and metanotum 



black ; antennae ten-jointed tergorata, Rond., p. 164. 



-3. Wholly black species.' 4. 



Dorsum of thorax reddish yellow; antennae 



twelve-jointed indica, Brun., p. 165. 



4. Legs wholly black ; length 8-12 mm. ; 



antennae twelve -jointed atra, Brun., p. 165. 



Legs mainly brownish ; length 6-7 mm. ; 

 antennae ten-jointed obscura, Brun., p. 166. 



118. Plecia fulvicollis, F. (PI. XII, figs. 12, 15.) 



Hit-tea fulvicollis, Fabricius, Syst. Antl. p. 53 (1805). 



Plecia fulvicollis, Wiedemann, Auss. Zweifl. Ins. i, p. 73 (1828). 



Penthetria thoracica, Guerin, Bel anger's Voy. aux Indes-Or., Zool., 



p. 507, pi. iv, f. 9 (1833). 



Plecia dorsalis, Walker, Proc. Linn. Soc. i, p. 5 (1857). 

 Plecia subvarians, Walker, op. cit. i, p. 105 (1857). 



c? 5 . Head : in the male the vertex is more or less conspicuous ; 

 in the female the frons is dull black, barely one-third the width 

 of the head, with a longitudinal ridge in the middle from the 

 vertex, ending below in a small protuberance immediately above 

 the antennae. In botb sexes the twelve-jointed antennae vary 

 from reddish brown to black, sometimes the scape being reddish, 

 with the flagellum black, or vice versa ; in some specimens wholly 

 reddish or brownish yellow. Proboscis and palpi black, with 

 short black pubescence. Thorax wholly orange, varying a little 

 in tint ; the whole of the sides, scutellum, and metanotum of the 

 same colour. In many specimens traces of the three dorsal 

 stripes of the pattern common in the NEMATOCEEA can be seen, 

 barely darker than the ground-colour ; in some specimens they 

 are more obvious. Abdomen black, with short blackish hair. 

 Grenital organs normal. Legs mainly black ; coxae and trochanters 

 yellowish or brownish yellow, tibiae sometimes dark brown, pulvilli 

 yellowish white. Wings pale brown, only a little darker on the 

 anterior part, sometimes the whole wing pale blackish. Veins 

 distinct ; stigma absent. Halteres yellowish, clubs blackish. 



Length normally 5|-7 millim. One individual examined 

 measured only 4 millim. 



Redescribed from a considerable number of both sexes in my 

 own collection and in that of the Indian Museum from numerous 

 localities in India, Ceylon, Assam, the Malay Peninsula, Java, 

 and elsewhere. The Indian Museum has it from Haddo, Eoss 

 Island (Andamans), 3. iv. 11, at light (Paiva)- base of Naini Tal 

 Hills, 4.iv.lO; Purneah, Bengal, 13. x.07 (Paiva) ; Kasauli, 

 16.V.08, Travancore, 19-27.- xi. 08 (both Annandale); Jabalpur, 

 iv. 05, Meerut, 25. iv. 05 (both Brunetti) ; also Bangalore ; Kaw- 

 karaik, Tenasserirn, 1. iii. 08 (Annandale) ; Peradeniya, Ceylon, 

 21-28. v. 10 and 9.viii. 10, rf $ in cop. (Gravely}. It is also 



