PLATE III. 



A. — Thelaxes dryophila, apterous form. 

 B. — Thelaxes dryophila, wings. 

 C. — Thelaxes dryophila, cornicle of alate form. 

 D. — Thelaxes dryophila, cauda of alate form. 

 E. — Thelaxes dryophila, cauda of apterous form. 

 F. — Thelaxes dryophila, antenna of alate form. 

 G. — Glyphina betulae, apterous form. 

 H.— Glyphina betulae, wings. 

 I. — Glyphina betulae, antenna of alate form. 

 J. — Glyphina betulae, cornicle of alate form. 

 K. — Glyphina betulae, cauda and anal plate of alate form. 

 L. — Glyphina betulae, cauda and anal plate of apterous form. 

 M. — Neotrama delguercioi, apterous form. 

 N. — Trama troglodytes, apterous form. 

 O. — Neotrama delguercioi, cornicle. 

 P. — Protrama radicis, apterous form. 

 Q. — Protrama radicis, fore wing. 

 P. — Protrama radicis, cornicle of alate form. 

 S. — Protrama radicis, antenna of alate form. 

 T. — Protrama radicis, tarsus of alate form. 

 96 



