THE ANNUAL LIFE-CYCLE OF AN ARGENTINEAN POPULATION OF HELOCHARES-FEMORATUS (BRULLE) (COLEOPTERA, HYDROPHILIDAE)

Authors
FERNANDEZ LA KEHR AI
Citation
La. Fernandez et Ai. Kehr, THE ANNUAL LIFE-CYCLE OF AN ARGENTINEAN POPULATION OF HELOCHARES-FEMORATUS (BRULLE) (COLEOPTERA, HYDROPHILIDAE), The Coleopterists bulletin, 48(1), 1994, pp. 95-98
Citations number
NO
Categorie Soggetti
Entomology
Journal title
The Coleopterists bulletin → ACNP
ISSN journal
0010065X
Volume
48
Issue
1
Year of publication
1994
Pages
95 - 98
Database
ISI
SICI code
0010-065X(1994)48:1<95:TALOAA>2.0.ZU;2-A
Abstract
A natural population of Helochares femoratus (Brulle) (Coleoptera: Hyd rophilidae) at Punta Lara, Buenos Aires, Argentina, was sampled throug hout one year Three cohorts each of first and second larvae, but only one cohort of third instar larvae were observed. Adults of both sexes were present throughout the year. Three reproduction periods were obse rved.