228 IPIMORPHA. By W. Warren. 



the terminal suffusion deep rosy; this suffusion instead of being concisely bordered by the outer line, as 

 in umbra, encroaches diffusedly on the paler area within it: veins and outlines of stigmata rosy; hindwing 

 olive luteous washed with fuscous: the cell-spot, the veins, and a broad terminal border darker fuscous; 

 the fringe rosy. Keeorded only from Hungary and E. Eoumelia and the Altai Mts., W. Siberia. Larva 

 pale or dark apple green or brownish red: dorsal line dark edged by two white lines; subdorsal lines pale; 

 tubercles black: head and thoracic plate greyish brown: feeds on the flowers and seeds of Dictamnus albus. 

 mclorina. P. victorina Sodof. (46 g, h). Forewing sulphur yellow: the veins and lines deep rosy purple; a rosy 



sinuous median shade passing over the discocellular; an outer and a submarginal line, the latter not 

 reaching costa: a fine dark purple terminal line; fringe sulphur yellow; hindwing suffused with blackish 

 fuscous, with darker veins and submarginal band, wholly blackish in $; the fringe white; occurring in 

 S. E. Europe only, Servia, Bulgaria, S. Russia, the Caucasus, Armenia, Asia Minor, and N. Kurdistan; 

 offzkvi tne f° rm described as prazanoffzkyi Guen. (46 h) from Amasia is much paler in both wings, with all the 

 rosy tints much reduced : the underside pale instead of purplish fuscous. — Larva dull green or violet red ; 

 dorsal line very faint; subdorsal pale, slender, interrupted at the segmental incisions; lateral lines broader, 

 the reddish spiracles placed on their upper margin; tubercles black; head black brown; thoracic plate 

 yellowish: feeding on Dictamnus and Salvia. 



treitschl.ei. P. treitschkei Friv. (= taurica H. Schaff.) (46 h). Forewing pale sulphur yellow; basal area flushed 



with rosy; inner line oblique outwards and inwards from each margin near base, angled or bent in eel!, 

 olive brown, the upper half rosy red; outer line bent outwards beyond cell, the space between it and the 

 median shade olive brown, towards costa rich rosy purple; this is separated by a space of pure yellow 

 from the rosy pink terminal area; the median vein is dark in basal half of wing; hindwing olive fuscous, 

 the fringe rosy pink. In S. E. Europe, Bulgaria; ? the Crimea; in Pontus, Taurus and N. Kurdistan. 

 Larva greenish or reddish grey, rough, covered with fine short hairs; dark brown dorsal triangles on the 

 hind border of each segment, the apex pointing forwards; smaller on the front segments which have also 

 some lateral marks; head pale redbrown; feeding on a species of Melissa. 



hedemanni. P. ? hedemanni Stgr. (= erubescens Graes.). Forewing violet red, becoming ochreous towards costa 



and terinen; basal area pale yellowish grey, projecting a sharp angle externally into the violet, nearly 

 reaching lower angle of cell: hindwing dull pale grey, with a faint cellspot, a broad dark terminal border, 

 and reddish fringe; traces of a dark median line. E. Siberia. 



96. Genus: Ipimorplia Hbn. 

 Tongue present; frons smooth; palpi upcurved in front of face, the third segment upright; antennae 

 in £ shortly ciliated; prothorax with a sharp dorsal ridge; forewing with outcurved termen, especially 

 marked in the type species. Larva in spring between united leaves of trees, pupating also in a slight 

 web among leaves and rubbish. Type Ipimorpha retusa L. 

 Sect. I. Termen of forewing excised below apex. 

 retusa. I. retusa L. (= vetula Hbn.) (46 h). Forewing olive brown dusted with whitish; inner and outer 



lines fine, nearly straight, parallel to each other, slightly oblique inwards, and paler edged; subterminal 

 irregular, pale, with a darker shade beyond it; stigmata darker, edged with paler; the reniform on a 

 darker median shade; hindwing fuscous, fringe whitish. Found in North and Central Europe, in Britain, 

 gracilis, and in the Altai Mts., in W. Siberia and Japan; — the form gracilis Haw. (= curvata Btlr.) is a redder 

 form. Larva pale green; dorsal line broadly, the two subdorsal slenderly, white; the spiracular line white, 

 waved; head green or dark brown; living between united leaves of poplar and willow, where it also 

 pupates in a slight shelter. 



Sect. II. Termen of forewing not excised. 



sublusa. I. subtusa F. (46 h). Forewing ohve grey-brown; inner and outer lines outwards directed, the inner 



straight, the outer slightly curved, pale yellow; the costal edge also yellow; the median shade obscure; the 

 submarginal line faint, with a dark shade before it; the stigmata with pale margins; hindwing dark grey 



pallida, with the fringe pale; the ab. pallida Tutt is a colourless pale grey form without any rufous or fuscous 

 admixture. In Britain and throughout Central Europe, and in W. Siberia. Larva pale yellowish green; 

 dorsal line broadly, subdorsal narrowly yellowish; spiracular line pale yellow; head yellow marked with 

 black; between united leaves of Aspen and Poplar. 



eonlusa. I. COntusa Frr. (46 h). Forewing fuscous brown with a rufous tinge, finely dusted with darker; 



lines paler; the inner waved, oblique: the outer vertical, faintly excurved; submarginal sinuous, pale, 

 obscure; a broad blackish diffuse median shade, bent in middle.; orbicular stigma small, round, pinkish; 

 reniform constricted in middle, filled up with black and paler edged; hindwing fuscous, darker along 

 termen. A local species, found only in N. E. Germany and Saxony in Europe; in Dauria and Amurland, 

 Larva pale green, whiter on the dorsum; dorsal line dark with white margins and 4 white tubercles on 

 each segment; lateral line white, with the white, black-edged spiracles upon it; living between united 

 leaves of Populus tremula, where it also pupates in a whitish cocoon. 



