i6 



NEW YORK STATE MUSEUM 



Spherical or ovoid twig swellings, length 6 to i8 mm, on hard pine. 



Coleopt. Pine gall weevil, Podapion gallicola Riley 

 Irregular, subhemispheric or oval, eccentric twig swellings, length 1.5 to 3 cm, 

 diameter i to 2 cm, on P. t a e d a. Fig. 4. 



Itonid. Retinodiplosis sp. a2 12 

 Reared from resin masses on P. s t r o b u s. Felt, 'i8d, p. 382, 383 



Itomd. Banded pitch midge, Retinodiplosis albitarsi 



Felt 

 Itonid. Mycodiplosis packardi Felt 



Fig. 3. Pitch midge, Retin- 

 o d i p 1 o s i s resinicola 

 O. S. Typical pitch exuda- 

 tions. (Original) 



Fig. 4. Retinodiplosis 

 sp. Scars onPinus taeda, 

 probably the work of a midge. 

 (Original) 



R ar d from extruded resin masses on P. r i g i d a. Fig. 3. Felt '06b, p. 410 

 Itonid. Pitch midge, Retinodiplosis resinicola O. S. 

 Reared from extruded resin masses on P. r a d i a t a. Wlms. '09, p. i 



Itonid. Western pitch midge, Retinodiplosis resinicolodes 



Wlms. 

 Rear d from pitch masses en long leaved pine, P. palustris. Felt 'i5h, 

 p. 408 



Itonid. Southern pitch midge, Retinodiplosis palustris 



Felt 



