NO. II Id, HKroUT ON .l.ll'ANKSK UIPTEBA—COQUILLKTT. 317 



wliit«', front tibiiie on Mic iiiiKir si(l(^ imd front tarsi on \\n\ nndor Hide 

 covcrcfl with very short {^oldon yellow hairs, Win^H ^ray, darkost 

 toward the apices, the base partly hyaline. Length, 15 to ID mm. Two 

 males and tliriM's females (No. ()'»()). 

 Typv.—^o. :i*Ml, U.H.N.M. 



Family TIIKUIOVIDAK. 

 PSILOCEPHALA ALBATA, new species. 



Male: Hlac-k, the apices of the femora, the tibiae except th<', apices, 

 the first joint of the front tarsi and the lirst two joints of the others 

 exc-ept tlui apex of each, yellow; hypopy};inin, except at base, yellowish ; 

 halterc^s brown, tlui slcins larj^cly yellow. l"'roiit and face whitish priii- 

 nose, a brown streak extends from the iintennae to each eye, hai'is of 

 the fi-ont white, those of the antennae, veitex and npper part of the 

 oc(Mpnt, bhick, on the lower i)iirt of the o(;cipnt, <'lMM',ks and inoiit h parts, 

 white; lirst antennal joint {Jfray priiinos(i, as loiij^ as the two followiii}^ 

 joints taken to^'cther, (he third lanceolate, slijjhtly moi-e than twice as 

 lonjj as wid(i, the style less than one-fonrth as lon<; as the third joint. 

 Tlwnax j^ray pniiiiosc, inaiked with 1 brown vittae, hairsof the ('iMiler 

 of thedorsnm bla(;k, those of the margins, plcni-a and scutellnm, wiiite. 

 Abdomen densely white pininose, its hairs also white; hypopy<,n'nin 

 <>pa.(pH'., thinly {.jray prninosc^ llaiis of (he (emora wliKu, the biisdes 

 ami those of lh(i tibiati black. VVin;;s hyaline, s(,ij;ina yellowish-brown, 

 fourth posterior cell oi)en. 



i'\unale: Dillers (Vom IIm' nnile as follows: Mi<ldle and hind femora, 

 yellow. l<'i'ont, yellowish ^ray pi iiinose, the lower por( ion ^ray prninos(^, 

 two brown spots just Ixdow the nnddlo, contiguous to the eyes; hairs 

 of the front bhuk. Abdomen opacpu', brown prninose, (ho (list sedi- 

 ment and pos((Mior and laleial margins of the others, ^ray prniiios(^, 

 most extended on the posterior par( of the alxlomen ; genitalia polished, 

 black. Length, 1) to l.'i mm. l''onr males an<l two females (No. V/M). 



Type— No. 31)8r>, IJ.H.N.M. 



Family iJOMHYidlDAK 



HYPERALONIA TANTALUS Fabricius. 

 Anlhnix lantahiH l-'AinticiiM, lOiit. SyH., 17!M, IV, |i.L'»;(). 



SevcMi specimens (No. <»l I). This species 1ms heietoforebeen reported 

 from Tran(|uebar, Ilindooslan; .lava; Celebes; Uoineo; Siila; and 

 Shanghai, (Jhina. 



HYPERALONIA FLAVOFASCIATA Macquart. 



/CxuiiroHopa jlavofiiHciala MA<'tiiiAiM', Dipt, (''.xot,., isr)r), Hupp. V, p. 90. 



Mix sp(!cimens (No. (M2). Mac(piart's specimens were from north 

 China. 



