The Rhagovelia of the western hemisphere, with notes on world distribution (Hemiptera, Veliidae)Published in Kansas University Science Bulletin, in 1931, in volume 20, pages 5-61The genus Rheumatobates and notes on the male genitalia of some Gerridae (Hemiptera, Gerridae)Published in Kansas University Science Bulletin, in 1931, in volume 20, pages 63-99
The genus Rheumatobates and notes on the male genitalia of some Gerridae (Hemiptera, Gerridae)Published in Kansas University Science Bulletin, in 1931, in volume 20, pages 63-99