El'visinll ili'l' Urtcl-.inrliriilrn. 97 



aiul heneath theni : iintrcovcr therc arc twn nmndcd whitish spots 

 (Minncctcil toiictlici- in tlic ccnti'uni of tlic cuhital cell and uf tlic first 

 piistciMdr (■<'ll : tlici'c is aiiutlicr, sduicwliat tri^diial oiir. in tlic sccond 

 p(»st(M"inr cell, and linally a paii' nf seniicirfular oncs at thc rnd df 

 tlio win<i': tln' vcins. as t'ar as tlit'v traversc thc dark pattci'n, arc 

 thifkenod and l)lack: thc pdstical vcin reachos tlic win^- lidrdcr<. 



L ä n g e : "> mm. V d ]■ k o m m c n : Chile. 



Anmcrkuni^' : Die Angabe, dass die Postikaladcr den Flügcl- 

 rand ciTcichc, IxTulit meines Krachtens auf einer Täiisehiing. Die 

 Fdstikaladci' diirftc lici dieser Art gerade so beschatten sein wie bei 

 der vorhergehenden, mit d<'r sie ülierhaupt die grösste Aelmlichkeit hat. 



o. Peratochaetus ornatas Johnson. 

 iSilö Hderocliroa ornata, Johnson in: Proc. Acad. l^hilad. p. 30(i. 



»Face, front and occiput yeüow, with yellow pubescence; a 

 row of hlack l)ristles extends from the hase of the antennae along 

 thc frontal and vertieal oii)its and aroiind the occipnt, four l)ristles 

 arc arranged in a quadrangle around the ocelli (d. h. Ocellar- und 

 l^istvcrtikalborsten!): oceUi whitisch; antennae yellow, arista and a 

 })r(iminent row of hairs on the second Joint hlack, arista with miniite 

 hairs. Thorax and scutellum yellow, with yelluw pnhescence, anil 

 hlack hair-*? and l)ristles. Abdomen lirownish hlack, ii'regularly mott- 

 led with whitish pubescence, with a few scattering black hairs, wliich 

 gives the white portions a punctated appearance. Legs yellow. with 

 Itlack hairs and bristles. The 1)asal portion of the wing, including 

 the costal cell, a small angle of the marginal, submarginal, and half 

 of the basal cell, anal angle, and alar appendage hyaline; the remainder 

 of the wing clouded with black, and having the following whitish 

 hyaline markings: marginal cell with three spots, the middle 

 one quadrate, and three or four times the size of thc others: sub- 

 marginal cell with three spots. two below the large quadrate spot 

 of the marginal cell, and one at the end of the second longitudinal 

 vein: hrst posterior cell with four, one at the posterior cross vein 

 two smaller ones midway between the first and the large one at 

 tlie tii)s of the wing, thc latter occupying the entire width ef the 

 cell; second posterior cell with four, occupying the central ^lortion, 

 the large ones coalescent; third posterior cell Avith three spots, the 

 lai-gc middle due triangulär: discal cell with two, thc outer one three 

 or four times the size of the others«. 



Länge: 2-5 mm. VorkomuuMi: Drayton Island. Florida. 



Wiener Entomologische Zeitung, XXII. Jahrg., III. lieft (15. April 1903). 



