350 



LITERATURE. 



Heymons, Eine Plazenta bei einem Insekt (Hemimerus) — Verh. 



D. Zool. Ges., 1909, p. 97. 

 Holmgren, Ueber vivipare Insecten — Zool. Jahrb., Abt. Syst., 19, 



p. 431 (1903)- 

 Jordan, Contribution to our Knowledge of the Morphology and 



Systematics of the Polyctenidœ, a family of Rhynchota parasitic 



on Bats — Nov. Zool., 18, p. 555, t. 12, 13, 14 (1911). 

 Speiser, The Hemipterous Family Polyctenidœ — Rec. Ind. Mus., 3, 



p. 270 (1909). 



