l62 



NEW YORK STATE MUSEUM 



Retinodiplosis albitarsis Felt 



191 8 Felt, E. P. Econ. Ent., Jour., 11 :383-84 



1918 N. Y. State Mus. Bui. 200, p 16 



Both sexes of this midge were reared in June 19 18 from a white 

 pine branch infested with Parharmonia pini Kell., the 



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. 



1908 Felt, E. P 



1 910 Rubsaamen, E, 



— 16: 120 



PARALLELODIPLOSIS Rubs. 

 N. Y. State Mus. Bui. 124, p. 411 (as Clinodiplosis KiefT.) 

 H. Zeitsch. Wissenschaft. Insektenbiol., 15:287; 



