( 412 ) 



cnrvpd antemedian lino and aiijrnlated ]iostnicdian, the latter indicated by black 

 spots ; iiinev luaig'in ]iale straw, with few niarkinjrs : the veins pale ; a fine black 

 snbmarginal line : fringe as in forcwings. 



Underside yellowish ochreons, tinged with fulvous, witii sjiarse black striae. 

 Head, thorax, and abdomen fawn-colonr ; face dark brown. 



Expanse of wings : 30 lum. 



One 6 from Nova Friborgo, Prov. Kio de Janeiro. 



In forewings veins 2 and 3 short-stalked: in hiudwings the median straight; 

 veins 3, 4, and ti, 7, from angles of cell. 



Decetiodes gen. uov. 



Fore/nnt/.-i : with costa strongly curved throughout : apex shortly and blnntlv 

 produced; hindmargin slightly sinuous, inbent below apex, nearly vertical; anal 

 angle well marked. 



llinduii<i/s : triangular, both angles well marked ; hindmargin nearly straight. 



Antennae flattened, uniserrate ; palpi porrect, angular, shaped as in the 

 Geometrid genns Ani.'iOflc.s ; tongue wanting; frenulum present : hindtibine with 

 four slender sjmrs ; all the legs slender. 



Nenmtion : forewings, cell half the length of wing; discocellular sinuons; first 

 median nervnlo at two-thirds, second at five-sixths, the median nervure bent 

 inwards beyond ; vein 5 from below upper end of cell ; C and 7 from the end; 8, 9, 

 and in stalked ; 11 free : Imtli 11 and the stalk of the other three rising well before 

 the middle of cell. Hiudwings with radial from centre of discocellular : tlie rest as 

 in forewings. 



Type : Decetiodes fallax sp. nov. 



s. Decetiodes fallax sp. nov. 



ForeirirKjn : dull flesh-colour, freckled with darker and with black atoms ; the 

 costa broadly paler ; one or two small dark clouds near liase ; traces of a pale line 

 from costa at one-fonvth; onter line pale, edged externally with reddish, oblii|ne and 

 straight from the apex to vein 2, where it curves to the inner margin at two-thirds 

 and is followed there by two brown blotches ; fringe concolorons. 



Iliixhriniis : without lines. 



Underside like the hiudwings above. Head, thorax, anil abduiuen concolorous; 

 i'ace (lark brown. 



Kxj)anse of wings : 30 mm. 



( >ne i from t'ucnta, Venezuela. 



The species mimics the genus Decctia. 



y. Epiplema albiocellata sji. uov. 



Foren-ing» : rnfons and grey, with no distinct markings ; costa spotted with 

 ilark; traces of a much outcurved exterior line at three-fonrths; the up])er half of 

 hindmargin preceded by a blackish shade : a dark spot in cell; fringe concolorons. 



Ilimhriiiy.^ : bluish grey, somewhat lustrous, mixed witli fulvous in the costal 

 third ; an interrupted, blackish, crenulate autemedian and postmediau line, the 

 latter forming a strong angle above vein 4 ; discal mark large, white ; a curved 

 black and ferruginons line from upper to lower tail, with a fine slender white dash 

 p,bove lower tail ; fringe ferruginous. 



