238 NOVITATES ZOOLOGICAE XXIV. 1917. 



grey with a huffish tinge. Moreover, within the last two years both species 

 have been bred by the Rev. MUes JIoss at Para, and the larvae are totally 

 different and feed on quite different trees. 



Length of forewing, elongata, S 38-45 mm. Expanse, 83-98 mm. 

 „ etiribya, q 28-36 mm. Expanse, 62-78 mm. 



,, „ elongata, ? 48-58 mm. Expanse, 105-127 mm.] 



23 bis a. Lirimiris elongata postpallida subsp. nov. 



(J. Differs from elongata elongata from Peru in its almost white hindwings, 

 and the forewings being less grey, more suffused with pale buff. 

 Habitat. Costa Rica, Tuis (W. Schaus). 



23 bis h. Lirimiris elongata orientalis subsp. nov. 



(J. Differs from e. elongata in having the forewings suffused with brownish 

 buff, and the hindwings, although dark brown as in e. elongata, also show a more 

 yellowish tone. 



Habitat. Potaro, British Guiana, February 1908 (S. M. Klages) ; Omai, 

 British Guiana ; British Guiana bought at Georgetown (Rev. IVIr. Whitford) 

 (type) ; St. Jean de Maroni, French Guiana ; Fonte Boa, Upper Amazons, 

 September 1906 (S. M. Klages). 9 specimens in all. 



24. Lirimiris mirabilis spec. nov. 



(J. Antennae strongly pectinated amber-brown ; head and thorax buff ; 

 abdomen sooty grey-black ; last segment and anal tuft grey. 



Forewing : basal two-fifths buff with some slightly darker marks ; a large 

 cream-white round spot in a larger olive-brown patch at end of cell, from which 

 runs a broad cream band towards apex ; outer four-fifths of costa sooty black, 

 extending into the wing beyond cell as low as base of vein 5 and then narrowing 

 again towards apex, a subapical chocolate patch, rest of wing buff shaded some- 

 what with brown, a postmedian doubly zigzag line somewhat faint and shadowy ; 

 between veins 4 and 6 some irregular pale rufous-brown patches and a mar- 

 ginal band of pale rufous from vein 4 to vein 1 ; wing strongly excised between 

 veins 4 and 1 ; along outer half of vein 1 wing is sooty grey. Hindwing white. 



?. Similar but paler ; forewing less excised between veins 1 and 4 ; margin 

 of hindwing slightly rufous. 



Length of forewing : 37 mm. Expanse : 81 mm. 



Habitat. Pozuzu, Peru, 900 m. = 2,925 ft. (W. Hoffmann), 1 ^ (type) ; 

 Valencia, Venezuela, 1 ?. 



25. Arhacia postbrunnea spec. nov. 



(J. Antennae shaft dark brown, pectinations paler ; palpi chocolate ; head 

 olive-buff ; thorax olive-buff striped with pale brown, and tegulae ringed with 

 chocolate ; abdomen sooty black-brown, anal tuft edged and suffused with 

 paler brown. 



Forewing olive-buff with a chocolate border all round except on basal one- 

 Bixth of costa ; a yellow-buff stigma with two darker lines in it, a brown smear 



