Ilybius quadrimaculatus
Aubé, 1838
Ilybius quadrimaculatus is a predaceous diving beetle in the Dytiscidae, first described by Aubé in 1838. The occurs in North America, with records from Alberta and British Columbia in Canada. As a member of the Agabinae, it inhabits freshwater aquatic environments where it functions as an active .

Pronunciation
How to pronounce Ilybius quadrimaculatus: /ɪˈlɪbiʊs ˌkwɑːdrɪmæˈkjʊleɪtəs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Images
Habitat
Freshwater aquatic environments including ponds, lakes, and slow-moving streams.
Distribution
North America; specifically recorded from Alberta and British Columbia, Canada.
Diet
; hunts small aquatic and other prey typical of diving beetles.
Behavior
Active in aquatic , utilizing swimming abilities characteristic of Dytiscidae.
Ecological Role
in freshwater , contributing to regulation of .
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- Mosquitoes, Malaria and the Civil War | Bug Squad
- Meloidae Holdings | Entomology Research Museum
- Publications | Entomology Research Museum
- Anopheles quadrimaculatus mosquito larvae in pollen - Entomology Today
- Plant Pollen May Be Important Food Source for Some Mosquitoes in U.S.
- How One State's Mosquito Data Could Reduce Risk of Malaria Returning to U.S.