Nefusa
Ross, 1951
Species Guides
1- Nefusa ambigua(Violet Leafmining Sawfly)
Nefusa is a of in the Tenthredinidae, established by Ross in 1951. The genus contains leafmining whose larvae feed internally on plant leaves. The best-known species is Nefusa ambigua, the violet leafmining sawfly, which develops in leaves of Viola species. are typical sawflies with two pairs of membranous wings and a broad connection between and .


Pronunciation
How to pronounce Nefusa: /ˈnɛf.ju.sa/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Images
Habitat
Areas supporting violets (Viola spp.); specific microhabitat requirements not documented
Distribution
Recorded from Vermont, United States; additional distribution data for the not detailed in available sources
Diet
Larvae are leafminers feeding internally on violet leaves (Viola spp.)
Host Associations
- Viola - larval food plant
Life Cycle
Includes leafmining larval stage; complete details not accessible from available sources
Behavior
Larvae exhibit leafmining , feeding internally within leaf tissue rather than externally
Ecological Role
Herbivore; leafminer on native violet plants
More Details
Taxonomic note
The name 'Nefusa' also appears as 'Jebel Nefusa' or 'Jebel Nafusa', a mountain range in northwestern Libya; this geographic usage is unrelated to the insect .
Sources and further reading
- BugGuide
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- The Violet Leafmining Sawfly, Nefusa ambigua (Norton) (Hymenoptera: Tenthredinidae): Distribution, Hosts, Larva, Life History Notes
- A conifer Pagiophyllum yafraiensis sp. nov. from the Jurassic Khashm az Zarzur Formation, Yafran, Jebel Nefusa – Libya.