324 rR()(:i:icni\(is or rnr: x.i'nox.ir .ui'seum. 



BACCHA MACULATA Walker. 

 lidocha iniKiiltitii \Vai,kkk, Ins. Siiund.. Dijit.., 1 «.">(!, )). 22;{. 



Six injil(\s iiiid Ml ICC. females (No. 70()), agreeing? witli tlic description, 

 founded on a spcciiiKMi IVoni tli(^ I'iast Indies. 



VOLUCELLA JAPONICA Bigot. 



]'ohtciUaj(ip(>uU-(i HKioT, Aim. Soc. Va\\,. l-'ninoo, 1875, p. 17:5. 



Tiiiee speeiiiieiis (No. (5<)8), The original specimens also came from 

 Japan. 



VOLUCELLA NIGRICANS, new species. 



Male and female: Head black, the lower ])ait of the front, antennae, 

 and face, yellow, ])oli8lied, except the np|)er margin of the face, which 

 is yellowish prninose; hairs of occiput and underside of the head 

 mixed yellow and Ithick, tho.se of the face yellow, of the front black, 

 except those of the anterior })ortion in the female, which are yellow; 

 eyesol" male hairy, those of the female bare. Thorax polished, black, 

 the huMicral anj^les reddish-yellow, gray prninose; hairs of thorax 

 black; scnteilnni j)olishe(l, black, its hairs and the marginal bristles 

 also bla<;k. Abdomen black, somewhat sciabions, the liist and fourth 

 segments in the male, the first and fifth in tlie female, highly polished, 

 the base of the second sometimes polished; hairs concolorons with the 

 abdomen. Legs black, the hairs also black, the pulvilli yellow. Wings 

 hyaline, the base to the proximal end of the discal cell, and extending 

 from the costa to the last vein, yellow, beyond this a broad, irregular 

 brown fascia extending nearly across the wing, veins beyond this, ex 

 cei)t the i>roximal i)ortion of the first three, bordered with brown, a 

 yellow costal s|>ot beyond the brown fascia, and between this spot and 

 the tip of the wing the brown border to the veins is e ilarged and forms 

 a large brown si)ot; lrontcalyi)teres yellowish, the hind ones brown, all 

 of them fringed with golden-yellow hairs. Ilalteres brown, the knobs 

 light yellow. Length, IS to 22 mm. Seven males and threes females 

 (No. 0(!7). A broad, robust species, belonging to the same group as the 

 pieceding. 



Tyi?e.— No. 3!M)4, H.S.N.M, 



MEGASPIS ZONALIS Fabricius. 



SyrphuH :onalw Faisricius, Ent. Syst., 1794, IV, ]). 2!»4. 



Three males and five females (No. (iiJf)). The species has heretofore 

 been reported only from China. 



MEGASPIS CINGULATUS Vollenhoven. 



Megaspia citif/iilaliis Vollknmovkn, Vcrsl. Med. Koii. .Vk.i.d. Wet. Afd. Natwurk., 

 1863, X y. 



Four males and four females (No. ()()(5). The description was founded 

 on specimens collected in Jai)an. 



