AND THEIR TRANSFORMATIONS. 147 



Species 15. — Sericoris auko-fasciana ' — (Plate LXXXIX., Fig. 16) — Measures about | an inch in 

 expanse ; fore wings rich chesnut-brown, spangled with minute golden scales, which are arranged towards the 

 base of the wings in curved lines, and form a broad, incurved fascia before the middle ; beyond the middle is a 

 silvery gray, furcate fascia, one branch extending to the middle of the inner margin, and the other to the anal 

 angle ; costa beyond the middle alternately golden and brown. Taken in July, ai Darenth Wood, Kent, and 

 near Ripley, by Mr. Stephens. 



1 Synosvme. — Tortrix auTO-fasciana, Haworth ; Stephens ; 111. H., pi. 38, /. 3 ; Wood, fig. 1022. 



Species 16. — Sericoris bifasciana ™ — (Plate LXXXIX., Fig. 17) — Measures from 5^ to 7 lines in 

 expanse ; fore wings pale tawny clay-coloured, finely streaked with fulvous, with the base broadly brown, 

 extending rather obliquely, and with a pear-shaped fascia of brown beyond the middle, dilated towards the 

 costa ; the costa from the base to the middle fascia is broadly ashy, beyond which it is slightly streaked with 

 white ; hind wings brown. Taken in Kent, in June. 



■" Synonyme Tortrix bifasciana, Haworth ; Stephens. 



Species 17- — Sericoris furftjrana ° — (Plate LXXXIX., Fig. 18) — Measures about 7 lines in expanse ; 

 fore wings dull reddish-gray, clouded and varied with red-brown patches, these patches unite so as occasionally 

 to form two angulated incurved fasciae, one towards the base, and another across the middle ; there is also a 

 broad, very oblique, apical dash, and a dot near the opposite margin towards the anal angle : hind wings brown. 

 Taken in Kent, but very rare. 



" Synonyme. — Tortrix furfurana, Haworth ; Stephens; "Wood, fig. 1024. 



Species 18. — Sericoris marmokana ° — (Plate LXXXIX., Fig. 19) — Measures rather more than ^ 

 lines in expanse ; fore wings greyish-brown, thickly marked with curved dusky lineolae ; the base darker, 

 terminated by a darker patch towards the middle of the inner margin ; beyond this is a very much angulated 

 fascia of dark brown and chesnut, broken in the middle, the part towards the anal angle being the widest ; 

 the apical angle broadly ferruginous, divided obliquely by a whitish streak enclosing the apex, and marked on 

 the costa with about six pairs of short white lines : hind wings brownish. "Widely dispersed; being found in 

 Kent, Surrey, Essex, Devonshire, Norfolk, Scotland, &c., at the middle of July. 



"Symonymes. — Tortrix marmorana, Hiibner; Haworth; Curtis' Brit. Ent., pi. 551 ; Stephens; Wood, fig. 1025. 



Tortrix achatana, Wien. Verz. 



DESCRIPTION OF PLATE XC. 



Insects. — Fig. 1. Notocelia Udmanniana (the Udmannian). | Insects. — Fig. 12. Pcecilochroma maculana (the black double- 



Fig. 2. PcBcilochroma Solandriana (the Solandrian). 

 Fig. 3. Pcecilochroma trapezana. 4. A pale variety. 5. 



A medium var. 6. The caterpillar. 

 Fig. 7. Pcecilochroma Commuuana, (the marbled diamond 



back). 8. Light var. (the cock's head). 

 Fig. 9. Pcecilochroma piceana (the shining pitch). 

 Fig. 10. Pcecilochroma vittana (the Niton Tortrix). 

 Fig. 11. Pcecilochroma semifuscana (the half brown). 



blotched). 

 „ Fig. 13. Pfficilochroma maurana (the great double bar). 

 „ Fig. 14. Ptycholoma Lecheana (the Lechean). 

 „ Fig. 15. Ptycholoma obsoletana (the obsolete). 

 The insects figured in this plate are from specimens in the Cabinet 

 of Mr. Bentley, mth the exception of Maurana, and Obsoletana, 

 from the figures in " Wood." The Caterpillar is from Hiibner. 



H. N. H. 



NOTOCELIA, Hubner. ASPIS, Treitschke. 

 The palpi are short, bent downwards, and very much squamose, forming a compressed and clavate mass in 

 which the terminal joint is concealed. The antennee of the males are slightly serrated ; the thorax stout ; the 



u2 



