AND THEIR TRANSFORMATIONS. 71 



< 

 towards the base ; margins of all the wings dotted with black, which are occasionally wanting. Taken in the 



woods of Kent and Surrey, but not common, in June and July. 



Species 13. — Emmelesia sylvata "(Plate LXXI., Fig. 24) — Measures about 1 inch in expanse, and has the 

 wings whitish, sprinkled and clouded witli brown atoms ; a very narrow striga of brown across the fore wings 

 near the base ; across the middle of the wings is a crenated bar, composed of several confluent strigaj ; between 

 which and the apical margin is a waved fuscous striga, and a row of dots on the margin itself ; hind wings with 

 similar strigas ; fringe ashy. Taken in the woods of Kent and Surrey, and elsewhere, at the end of May. 



** Synonymes. — Geometra sylvata, Hubner ; Ilaworth ; Stephens. 

 Phalana teslaceala, Donovan, 14, pi. 487, tig. 1. 



Species 14. — Emmelesia BlomeriP — (Plate LXXI., Fig. 25) — Measures about 1 inch in expanse ; pale 

 gray, freckled with dark irrorations, a slender dark striga, and a pale luteous one near the base ; a double 

 blackish spot on the costa before the middle ; an interrupted striga beyond it, extending nearly to the anal 

 angle, where it is duplicated ; apex fulvous, edged within with a black line, and with a pale, subapical, waved 

 line edged with black ; the hind part of tlie apical portion gray, and with a marginal row of black dots. 

 Hind wines strlfose, and with the edge dotted with black. Taken at the beginning of July, in " Castle Eden 

 Dene, Durham, among birch and elders, by the side of the beck that runs through the Dene, formed in 

 magnesian limestone," by Mr. Wailes. 



P Synonyme. — Melanippe Blomeri, Curtis, Brit. Ent., ]il. 416 ; Wailes, in Ent. Mag. i. 43 ; Stephens, 111. 4, 393. 



Species 15. — Emmelesia candidata'' — (Plate LXXI., Fig. 26) — Measures 9 or 10 lines in expanse; all 

 the wings snowy-white, glossy, and marked with five or six pale luteous brown, very undulated strigje, of equal 

 thickness, but placed at irregular distances apart, the two most contiguous running across the middle of the 

 wing ; the apical margin with a row of very minute, dark dots. Very common in woods at the end of May 

 and in June. 



1 Synonymes. — PhalcBtia candidata, Wien. Verz. ; Hubner ; I Phalana immiilala, Pabrirjus ; but not of LinnEcus. 

 Haworth ; Stephens ; but not of Fabricius. I Phalcsna albulala, Hufnaglc. 



Species 16. — Emmelesia ldteata '' — (Plate LXXI., Fig. 27) — Measures 10 lines in expanse ; all the 

 wings dark luteous, with numerous (about seven) very much waved reddish-buff strigse running across them at 

 unequal distances ; several, especially those in the middle of the wings, arranged in pairs ; the hind wings with 

 only four of the strigse ; all the wings with the ordinary dark fulvous-brown dot near the middle. Taken in 

 the woods of Kent and Surrey, and numerous other localities, about the end of May, and rather common. 



■■ Synonymes. — Geometra luteata, Wien. Verz. ; Fabricius ; i Phalcena centrata, Fabricius. 

 Haworth; Stephens. I PAatena/at)o-sWjia<a, Donovan, 11, pi. 386, figs. 1, 2. 



Species 17- — Emmelesia heparata^ — (Plate LXXI., Fig. 28) — Measures 12 or 13 lines in expanse; fore 

 wings with anterior part dirty luteous, slightly marked with transverse strigse, two being somewhat contiguous. 

 and brown beyond the middle, and rather undulated towards the costa, but occasionally nearly obsolete ; hind 

 portion of the wings brown, and hind margin brown ; fringe clay-coloured, obscurely spotted with brown. Taken 

 in woods, in June, in Kent, Surrey, and Norfolk ; but rare. The caterpillar is green, having each segment 

 spotted and streaked with white; it feeds on the common birch. 



'SvNoNYME Geometra heparata, Wien. Verz. ; Hubner; Haworth; Stephens. 



