36 



BRITISH MOTHS 



/hi^t-^i^S^ 



A.-2>. 







Hrt. 



and a stripe above tlie feet gray ; the back with angiilated whitish markings. The moth appears at the 

 heginnincr of June, and again at the end of August, in woods, and is a common and widely diffused species. 



' SvNONYME': PhaltEfta Geomelra ocellata, Linnaeus ; Hiibner; 



Hawonli ; Stephens; Wood, fig. 562. 

 PliaiiBim tridentata, Hufiiagle. 



Phal<j£na iynceala, Fabiicius ; Stewart ; Turton. 

 Geometra fasciuTia, Scopoli. 



Species 3. — Harpalyce galiata^. — (Plate LXIIL, Fig. 21.) — This species measures from 1 to 11 inch in 



expanse of the fore wings, which are of a whitish colour, with a broad grayish-brown striga at tlie base, and a 



broad fascia across the middle of the wing, of more uniform width than in the preceding (which it otherwise 



closely resembles), its margins being irregularly lohed ; between the extremity of this fascia and the apex is a 



dark patch on the costa, and the apical portion of the wings is more or less clouded with irregular strigae and 



dark patches towards the apex ; hind wings grayish at the base, and strigose. Found in Jlaj' and June, and 



again in August, in various places along the southern coast ; also near Dublin, and at Weston-on-the-Green. 

 B SvNONVME — Geometra Galiaia, Wien. Vera.; Hiibner; Haworth ; Stephens; Wood, fig. 563. 



Species 4. — Harpalyce tristata ''. — (Plate LXIII., Figs. 22, 2.3.) — This species measures about 1 inch 



in the expanse of the fore wings, the ground of which is of a pure white colour, varied with brownish-black 



markings ; near the base of the wing is an angulated striga, preceded and followed by brown clouds and several 



dark dots on the veins ; the centre of the wing is occupied by a brownish-black bar, very much angulated on the 



outer edge, and having a paler striga within, and an ocellated black spot in the middle ; beyond this is a row of 



black dots on the veins on a white bar, and the apical portion of the wing is brownish -black, with a submarcrinal, 



irregular, whitish striga ; the hind wings are strigose, especially along the anal margin, and the apical margin 



resembles that of the fore wings. The Ciiterpillar is yellowish, with reddish-brown longitudinal streaks j it feeds on 



Galium verum, and the moth appears in June in various parts of the country, especially in the North of England. 

 ^ Synonvme. — PUal(Bna Geometra tristata, Liaua^us ; Hiibner; Haworth ; Stephens; Wood, fig. 5G6. 



Species 5. — Harpalyce sdbtristata '. — (Plate LXIII., Fig. 24.) — This species measures rather more than 

 I inch in the expanse of the fore wings, the ground-colour of which is of a dirty white, much varied with grayish- 

 brown markings ; the basal portion of the wing is grayish-brown, with darker lines and whitish striga?, and 

 across the middle of the wing runs a broad fascia, not so strongly angulated on the outside as in the preceding 

 species, and varied with paler undulated lines, and a black central dot ; this is followed by a white fascia, through 

 which runs a slender, pale brown, waved line, and the apical portion of the wing is gray-brown, with a pale, 

 waved, suhapical line. The hind wings have a central dark dot, and are very much waved, with grayish strioEB ; 

 the apical portion coloured as in the fore wings. 



The perfect insect is very common in woods and hedges in May, and again in August. 

 * Synonymes. — Phalcena subtrisiata^ Haworth ; Siepbcns ; Wood, I Phaltena degeneratn, Haworth (v;iriety ). 

 fig. 567 (substriata). Geometra alchimeilata and amtiicuiata, Hiibner. 



PhaltBna contristata, Donovan, 15, pi. 510, fig. 2. 



Species 6. — Harpalyce sylvaticataJ. — (Plate LXIII., Fig. 25.) — This species measures about 1^ inch in 

 expanse of the fore wings. It is closely allied to the last insect, but is somewhat larger, of a purer white colour, 

 with broader and more angulated strigee. The fore wings are varied with white, ashy, and brown striwEe the 

 base being ashy-brown, fullowed by a white striga; the central fascia is marked with ash}' and gray clouds, and 

 has a black central dot and several black wedge-like marks on its outer edge ; it is followed by a white fascia 

 scarcely marked with undulations ; and the apical portion of all the wings is ashy, with a wavy white line 

 interrupted by a large paler patch in the centre. Taken in chalky districts, in -July ; but not very common. 

 J SvNONvMEs. — Pliuliena si/Ivaticala,li-dwonh\ Stephens; Wood, fig. JOS. 

 Geometra rivata. Hiibner. 



