270 Dr. F. B. White's list of 



Fam. BELOSTOMATID^. 

 Zaitha, a. & S. 



13. Z. zelotypus, n. sp. 



Obion go-subovata, sordide testacea ; pronoto prsecipue 

 disco fusco-brunneo-nebuloso ; hemelytris fusco-brunneis, 

 margine antico dilute pallido-testaceo fiisco-brunneo-macu- 

 lato ; scutello fiisco-brunneo leviter violaceo-micante ; capite 

 pedibusque fusco-brimneo-maculatis ; pronoti disco linea 

 aiigustissima longitudinali flavo-testacea ornato. Pronoto 

 latitudine antica \ breviore, lateribus distincte sed leviter 

 et late sinuatis, margine postico late sinuato ; membrana 

 9-nervosa ; tibiis vix dilatatis. 



Long. 11 mm., lat. 5| mm. 



Hah. — Montealegre (November, 1873). One specimen. 



Closely allied to Z. micantula, Stal, and perhaps only 

 a variety thereof, but seems to differ in the colour, form 

 of pronotum, number of the membrane-nerves, and in the 

 smaller stature. 



Fam. NEPID^. 

 Ranatra, Fab. 



14. R. annulipes, Stal, Of^^. Vet. Ak. Forh. 1854, 241, 



1, and 1861, 204, 5. 

 Hah. — Para (February 25, 1875). One specimen. 



Though the back of the abdomen is blackish, and not 

 sanguineous fuscous as described, I think I am right in 

 the determination of this specimen. 



15. R. rabida, n. sp. 



Brunneo-grisea, abdomine dorso concolore ; pedibus 

 obsolete brunneo-annulatis ; stigmatibus concoloribus dorso 

 pellucentibus ; fronte convexiusculo ; prosterno anterius bi- 

 sulcato; femoribus anticis pone medium iutus unidentatis, 

 extus ibidem et prope apicem inermibus, margine inferiore 

 prope apicem subsinuato ; femoribus intermediis posti- 

 cisque subrequilongis, his ad medium segmenti penultinii 

 abdominis porrigendis ; metasterno convexo posterius 

 dilatato et leviter carinato, margine postico triangulari 

 apice truucato, basin coxarum posticarum vix superaute ; 



