Macronychus glabratus
Say, 1825
riffle beetle
Macronychus glabratus is a of riffle beetle in the Elmidae, described by Say in 1825. It inhabits lotic freshwater environments, specifically stream riffles in North America. Research has documented its , growth, survival, and production in streams of northwest Arkansas and southeast Texas.



Pronunciation
How to pronounce Macronychus glabratus: //məˈkroʊnɪkəs ɡləˈbrɑːtəs//
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Images
Habitat
Riffles in streams; lotic freshwater . Documented from northwest Arkansas and southeast Texas streams.
Distribution
North America. Specific records include New Brunswick and Nova Scotia, Canada, as well as northwest Arkansas and southeast Texas in the United States.
Life Cycle
Complete studied including growth and survival patterns in stream environments. Specific developmental stages and duration not detailed in available sources.
Similar Taxa
- Xyleborus glabratusDifferent (Curculionidae), similarity only; X. glabratus is an ambrosia beetle that causes laurel wilt , not a riffle beetle
- Hoplisoides glabratusDifferent (Bembicidae), not ; name similarity only
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- Bembicid Holdings | Entomology Research Museum
- Xyleborus glabratus and Euwallacea fornicatus - Entomology Today
- Xyleborus-glabratus - Entomology Today
- Forest Pest Invasions Can—And Should—Be Studied Before They Happen
- The Best Look Yet at the Tiny Fungus Storage Units Inside Ambrosia Beetles
- The Ambrosia Beetle Megaplatypus mutatus: Tiny but Destructive
- Life Cycle, Growth, Survival, and Production of Macronychus glabratus (Coleoptera: Elmidae) in Northwest Arkansas and Southeast Texas Streams