TJRANOT^NIA SOCIALIS 905 



2, 1901 (H. G. Dyar) ; Lakeland, Maryland (P. Knab) ; Pliunnier's Island, 

 Maryland, September 16, 1906 (P. Knab) ; Washington, District of Columbia, 

 September 8, 1901 (J. Kotinsky) ; Agricultural College, Mississippi, Septem- 

 ber 11, 1905 (W. V. Eeed) ; Scott, Pulaski County, Arkansas, August 24, 1909 

 (J. K. Tbibault, Jr.) ; Jacksonville, Florida, March 23, 1905 (Dyar & Cau- 

 dell) ; Jacksonville, Florida, July 2, 1906 (H. Byrd) ; San Antonio de los 

 Banos, Cuba (J. H. Pazos). Also reported from Brooklyn, New York (Osten 

 Sacken), New Jersey (J. B. Smith) and Baton Eouge, Louisiana (J. W. 

 Dupree) . 



URANOT^NIA SOCIALIS Theobald. 



VranotcBtiia socialis Theobald, Men. Culic, il, 340, 1901. 



Vranotwnia socialis Giles, Handb. Gnats or Mosq., 2 ed., 494, 1902. 



XJranotmnia socialis Blanchard, Lies Moustiques, 411, 1905. 



Uranotmnia socialis Theobald, Mosq. or Culic. of Jamaica, 35, 1905. 



Uranotwnia socialis Felt, Bull. 97, N. Y. State Mus., 493, 1905. 



Vranotcenia socialis Grabham, Can. Bnt., xxxvil, 403, 1905. 



Uranotwnia socialis Dyar & Knab, Journ. N. Y. Ent. Soc, xlv, 187, 1906. 



Vranotwnia coquilletti Dyar & Knab, Journ. N. Y. Ent. Soc, xlv, 186, 187, 1906. 



Uranotwnia socialis Coquillett, XJ. S. Dept. Agr., Bur. Ent, Tech. Ser. 11, 26, 1906. 



Uranotwnia socialis Pazos, San. y Ben., 11, 49, 552, 1909. 



Uranotwnia socialis Theobald, Mon. Culic, v, 502, 1910. 



OEI61NAL Description of Ubanot.enia sociaus: 



Thorax deep chestnut-brown, with a metallic mauve median line ending at the 

 bare space in front of the scutellum, a similar coloured patch in front of the root 

 of each wing and a small median one on the scutellum. Abdomen black, unhanded 

 and unspotted, but sometimes showing a pearly apical patch on the fifth or sixth 

 segment. Legs blackish, unhanded, but with a white knee spot and white speck 

 at the tip of the tibiffi. Wings with a pale blue tint at the root of the fifth long vein. 



?. Head dark, covered with flat black scales and fiat metallic-blue ones bordering 

 the eyes in the middle; clypeus fawn coloured; palpi brown, very hairy; antennae 

 brown with grey bands, basal joint bright testaceous; proboscis black, swollen 

 aplcally. 



Thorax brown, with a yellowish and chestnut tinge, with very small bronzy- 

 brown scales, a median row of small flat blue scales ending before the bare space 

 in front of the scutellum, another long patch just in front of the roots of the wings 

 and some just underneath, on each side of the median blue line a row of black bristles, 

 also a lateral row and others at the sides; scutellum dark brown In the middle, 

 ochraceous at the sides, the mid lobe covered with flat blue and brown scales, the 

 lateral with a few black scales; metanotum bright, clear brown; pleurae pale 

 brown, with a small patch of blue scales; the prothoracic lobes are small but 

 covered with flat blue scales. 



Abdomen steely-brown, covered with rather irregular black scales, venter 

 greyish. 



Legs dark brown, the fore and mid femora swollen, coxae and venter of femora 

 pale, apex of femora with a snow-white spot, largest In the hind legs, apex of tibiae 

 with a smaller snow-white spot; ungues small, equal and simple. 



Wings with brown scales except at the base of the fifth long vein, where there 

 Is a long patch of clear blue scales, almost white in some lights; upper border of 

 wing, sub-costal, and first long vein densely deep brown scaled, second long vein 

 close to the first. Its fork-cell small, Its lower branch with large Taenlorhynchus- 

 like lateral scales. Its stem passing well into the basal cell and some way past the 

 marginal transverse vein, third long vein with long Taenlorhynchus-llke scales 

 along all the upper side and partly along the lower; the branches of the second 

 posterior cell with similar lateral scales, the second posterior cell much larger 

 than the first sub-marginal; posterior cross-vein considerably longer than the mid 

 cross-vein, about Its own length distant from It. 



Halteres vsdth ochraceous stem and fuscous knob. 



Length. — 2.2 mm. 



(J. Ornamented as in the $; antennae deep brown, with grey bands and deep 

 brown plume-hairs, basal joint brown; palpi deep brown; proboscis nearly black; 

 eyes widely separate, the frons covered with fiat blackish-brown scales. Abdomen 

 black, the sixth segment with an apical pearly patch. Ungues of the fore legs very 



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