Ileterocera from Costa Rica. 185 



Halisidota cirphls, sp. n. 



^ . Ochreous ; pectinations of antennje, liead, and collar 

 tinged with pale olivaceous brown, and with small fuscons 

 spots on collar, and on patagia anteriorly and medially ; the 

 ochreous hairs at base of abdomen shading to brown pos- 

 teriorly. Fore wings with scattered brown scales not forming 

 lines, a black spot at end of cell at veins 4 and 5, and a 

 minute spot in cell medially ; a subterminal row of small 

 dark brown spots. Hind wings paler, the area below cell 

 and vein 2 shaded with fuscous brown ; a marginal dark 

 streak below vein 6. Underside with fuscous streaks below 

 cell and along inner margin. Tarsi tipped with dark brown. 



Expanse 38 mm. 



Hah, Juan Vinas, Volcano Turrialba, 5800 ft. 



Halisidota turrialba, sp. n. 



Palpi and head ochreous brown. Collar and thorax ochre- 

 ous yellow, streaked with brown. Abdomen brown above, 

 yellowish white laterally and underneath. Fore wings yellow, 

 heavily shaded with brown, except at base, on outer margin 

 and apical third of costal margin, forming a dark space at 

 end of cell, a broad streak to apex, and a large medial space 

 from cell to inner margin : on this latter are elongated 

 lunular yellow spots below vein 2, and between veins 2 and 4, 

 also a yellow patch on middle of inner margin ; an elon- 

 gated yellow spot at end of cell above median and one beyond 

 cell between 5 and 6 ; some brown irrorations at base, except 

 on inner margin, and on outer margin, forming a series 

 of small submarginal and marginal spots. Hind wings 

 fuscous brown ; the costal margin broadly yellowish white ; 

 a small brown spot at apex. 



Expanse 59 mm. 



Hab. Turrialba, 5800 ft. 



Halisidota suhannida, sp. n. 



cJ . Ochreous : pectinations, a line on frons, spots on 

 vertex and tegulse and dorsal edge of patagia brown. Fore 

 wings : the lines brown ; a basal and subbasal line almost 

 meeting on submedian; an antemedial line outwardly broadly 

 shaded with brown on costa, followed by fine annular 

 spots and a fine medial line ; a linear white spot at end 

 of cell preceded by a short black dash and outwardly edged 

 by the inner line of postmedial, which is geminate, wavy, 

 partly filled in with brown shadings ; the subterminal nearly 



