. Monographs of the Diptera of North America [microform]. Diptera; Insects; Diptères; Insectes. t'] l>it lill'TMt \ OK Niiinil AMKIMCA. [I'AIIT II. llfitli scvcs ri'>;riiililt' ciK'li ((IIht very iiiiirh. M('tiillic->fn'cii. sliiiiiiijr. TIk' fyes uf llic nialc mccl aliunst (•(iiniilctcly, so that tlir lai-c appfars sniall, liiifar; in tlic It'iiiulc it is lu'oailcr ami has tlic usual traiisvcrso swt'lliii};' far l»t'h>\v its niiddh'. 'riic dust upon it is white in both sexes. Tlie palpi are rat her small and eovered with whitish dust so as to t'oneeui tlie ffroiind-ecdor, whieh ap


. Monographs of the Diptera of North America [microform]. Diptera; Insects; Diptères; Insectes. t'] l>it lill'TMt \ OK Niiinil AMKIMCA. [I'AIIT II. llfitli scvcs ri'>;riiililt' ciK'li ((IIht very iiiiirh. M('tiillic->fn'cii. sliiiiiiijr. TIk' fyes uf llic nialc mccl aliunst (•(iiniilctcly, so that tlir lai-c appfars sniall, liiifar; in tlic It'iiiulc it is lu'oailcr ami has tlic usual traiisvcrso swt'lliii};' far l»t'h>\v its niiddh'. 'riic dust upon it is white in both sexes. Tlie palpi are rat her small and eovered with whitish dust so as to t'oneeui tlie ffroiind-ecdor, whieh appears to ite iiioi'i! Yellowish than hiaekish. The third joint of the an- tenini' is not lai'fjre, (>veii in the males, and liut litth; ohliipu'. Front green, rather dull IVoiu whitish dust. The upper side of the; has a tlistinet whitish dust, whieh however does iKtt <'oiieeul the ;rroiind-c<dor. The lilaek liuir upon thu ulidomeii is Homewhut huift'er than in most of the other species. The whol.' fore eo.\a', the tip of the middle and hind coxa' and tlu! whole feet an! yel- low, even the tarsi are only sli^^htly dusky towards the tip. Cilia of the teji'uhe pale. Winjrs a little (grayish, with lirownish or brown veins ; the posterior transverse vein lies considorubly nearer to the root than to the tip of the winj?. Jlab. Middle States. (Osteii-Saeken.). i-^^h^^:,v It. r. ItiriiieoriiiH. nov. sp. %.—Minutus, viridi-aeneus, modice iiitfiis, ocalis int'r.'i iinteuiias coiitiguis, ])rimo autunuarum articulo rufo, coxis iinticLs i>(;>iil)as(iU(i Small, bronze-green, nindeiately liright; tlio eyes contiguous below the an- teniijc; joint of the iinteniiio red; foro coxie ami the feet yellow. Long. corp. Long. al. Very small, bronzc-prccn, moderately shininp. The eyes con- tifruous helow the nntennu'. Tin; antennie small, the first joint red, the following two black, the third rather small and a little oblicjue ; arista apical.


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Keywords: ., bookcentury1800, bookdecade1860, booksubjectinsects, bookyear1864