COSMOPTERYX] ELACHISTIDAE 



black mark : in pale blotches in leaves of Phragmites communis; 

 9. Pupa within the mine. 



2. C. dmryella, Z. (orichalcea, Stt.) 8-10 mm. Antennae with 

 apex and two subapical rings white. Forewings black ; a large 

 brassy-metallic basal patch, edge very oblique ; a broad orange 

 fascia beyond middle, narrowed dorsally, edged with black 

 scales and then with narrow violet-golden-metallic fasciae ; a 

 bluish-silvery-metallic sometimes interrupted streak along upper 

 part of termen to apex. Hindwings dark grey. 



Hants, Wilts, Hereford, Suffolk, Norfolk, Cambridge, local ; 

 Germany ; 6. Larva pale yellow ; dorsal line greenish ; head 

 black ; plate of 2 black, bisected : in clear white galleries in 

 leaves of Milium, Hierochloe, and doubtless some other 

 Gramineae ; 8, 9. 



3. 0. schmidiella, FT. 8-10 mm. Antennae with apex and a 

 broad subapical band white. Abdomen more or less suffused 

 with ochreous. Forewings black; an oblique brassy-metallic 

 fascia towards base; a broad orange fascia beyond middle, 

 narrowed dorsally, edged with black scales and then with 

 narrow violet-golden-metallic fasciae; a bluish-silvery-metallic 

 line along upper part of termen to apex. Hindwings dark 

 grey. A variety occurs in which the orange fascia becomes 

 black. 



Sussex, Dorset, local; Germany, Switzerland, N. Persia; 

 6, 7. Larva pale yellow ; dorsal and subdorsal lines and two 

 lateral series of dots crimson; head pale yellow -brown ; 2 

 with two black spots : in whitish blotches in leaves of Vicia 

 sepium ; 8, 9. 



4. C. eximia, Hw. (drurella, Stt., non F.) 8-10 mm. Differs 

 from C. schmidiella only as follows : antennae with subapical 

 band much narrower ; abdomen dark brassy-fuscous ; forewings 

 with apical line reduced to a violet-metallic mark in middle of 

 termen and a white dash in apical cilia. 



Middlesex, Essex, local ; C. Europe, Asia Minor ; 7. Larva 

 whitish ; dorsal and subdorsal lines crimson ; head and plate of 

 2 brown : in blotches in leaves of Humulus ; 8, 9. 



6. STATHMOPODA, Stt. 



Antennae f, in o with very long fine ciliations, basal joint 

 elongate. Labial palpi very long, recurved, second joint 

 smooth, terminal as long, acute. Posterior tibiae rough-haired. 

 Forewings : Ib furcate, 7 and 8 stalked, 7 to costa. Hindwings 



