the Hemiptera collected in the Amazons, Sfc. 269 



example the claviis is reduced to onc-fonrtli the size, and 

 there is no trace of the membrane nor of the vein that 

 bounds the clavus. 



I have dedicated tliis species to the distinguished founder 

 of the genus, M. Mulsant, of Lyons. 



Fam. GERRID^TS. 

 Hydrobates, Er. 



7. H. reguhis, B. W., Journ. Linn. Soc. (Zool.) xiv. 



488, 14. 



Hab. — Labria, Rio Purus (September 16, 1874). 

 Several specimens. 



LiMNOGONUS, Stal. 



8. L. hjalinus, F., Hydrometra hyalina, F., Syst. Rhyn. 



258,4; Limnogonus hyalinus, Stal. Hem. Fabr. i. 

 133, 1. 

 Hab. — Manaos (1874). Four specimens. 



9. L. ? lotus, B. W., Journ. Linn. Soc. (Zool.) xiv. 488, 15. 

 Hab. — Manaos (1874). Six specimens. 



This and the followinsi; do not altoo-ether asfree with 

 Stal's definition of the genus, but may be placed in it, 

 at least in the meantime. 



10. L. ? lubricus, B. W., Journ. Linn. Soc. (Zool.) xiv. 



489, 16. 



Hab. — Rio Purus (September 24, 1874) and Manaos 

 (August, 1875). Three specimens. 



Fam. NAUCORIDiE. 

 Pelocoris, Stal. 



11. P. impicticollis, Stal, Enum. Hem. 5, 144, 2. 



Hab. — Montealegre (November, 1873) and Camana, 

 Rio Javary (December 6, 1874). Two specimens. 



12. P. procurrens, B. W., Journ. Linn. Soc. (Zool.) xiv. 



489, 17. 

 Hab. — Montealegre ( Noveniber, 1873). One specimen. 

 u 2 



