162 NEW YORK STATE MUSEUM 
Retinodiplosis albitarsis Felt 
1918 Felt, E. P. Econ. Ent., Jour., 11:383-84 
1918 —————_ N.Y. State Mus. Bul. 200, p 16 
Both sexes of this midge were reared in June 1918 from a white 
pine branch infested with Parharmonia pini Kell. the 

se 
— 
Px 
ae 
Fig. 32 “Retinodiplosis albitarsis. Posterior extremity of larva showing the 
chitinized, spined tubercles which protect the posterior spiracles. 
exuded pitch masses being inhabited by larvae of this species 
apparently associated with those of Mycodiplosis packardi 

Fig. 33 Retinodiplosis albitarsis. Lateral aspect of dorsum of first 
and second abdominal segments of larva, showing the median. partly 
divided tubercle of the first segment and the more deeply divided one of 
the second segment. 
Felt. This species is easily recognized by the narrow white annula- 
tions on the legs and the three white distal segments of the posterior 
tarsi. 
PARALLELODIPLOSIS Rubs. 
1908 Felt, E.P. N.Y. State Mus. Bul. 124, p. 411 (as Clinodiplosis Kieff.) 
1910 Rubsaamen, E. H. Zeitsch. Wissenschaft. Insektenbiol., 15:287; 
16:120 

