—147- 



Harpes and claspers of \.—0. festivoides \ 2. — O. exes a ; S. — O. chalcedonia; 

 4. — O. fiisciitiaculata ; 5. — O. grata. 



O. festivoides Guen., Noel, i, 220, Ceiccna, 1852 ; Grt., Bull. Surv. 6, 261, 

 Oiigia ; Wlk., Cat. B. Mus., Het. X, 261 (1856), Celcena. 



Head and thorax carneous gray, collar a rieh dark brown. Primaries a fine 

 vinous brown or red, the basal and costal region suffused with carneous gray. T. a. 

 line upright, feebly sinuous, geminate, more or le?s obh'terated by the gray suffusion 

 but sometimes very distinct. T. p. line geminate, bent over reni^orm on costa then 

 Straight to internal margin, accompanied by a more or less evident gray shade. 

 Claviform present, small, pale, dark ringed, rarely complete, often entii'ejy obscured, 

 but usually the lower half visible. Reniform rather large, oblique, deeply indented 

 outwardly, pale, the superior portion usually merged into the pale costal shade. 

 Between the reniform and the t. p. line is a black spot, which extends round the in- 

 terior margin of the reniform, and between it and the orbicular to the costal pale 

 shade, A somewhat yellowish apical patch before which there is a darker patch on 

 costa ; from this the irregular, pale, and interrupted s. t. line extends through the 

 darker terminal space. A row of black terminal spots. Secondaries in the male 

 hyaline at base, the veins and outer margins smoky ; in the female smoky. Beneath, 

 primaries glistening, smoky brown, secondaries paler, powdery and with a distinct 

 discal spot. 



Expands, .88 — i.oo inch. = 22 — 25 mm. 



Habitat. — Can. to Fla. to Texas, West to the Mississippi. 

 A decidedly variable and yet characteristic species. It is always 

 readily recognizable by the brown collar and the large, oblique reniform, 



