Idiocerus stigmaticalis
This record describes Idiocerus stigmaticalis (species). Recorded family: Cicadellidae. Recorded order: Hemiptera.
Identification and Appearance

Length 6-7 mm. Very similar to other species found on Salix, and best identifed from wing venation at the apex of forewing; the apical cell is triangular and the bases of the 3 apical cells are more or less level. Males often show a yellow-orange patch on the outer edge of the wing. Both sexes have hair on the genae (lower part of the face), particularly males. Detailed examination of the specimen is needed to identify this species. Take photos of side (showing wing venation), top and of the face, and note host plant. Common. (ref.: UK Auchenorrhyncha checklist 2021, on British Bugs website) https://www.britishbugs.org.uk/homoptera/Cicadellidae/Idiocerus_stigmaticalis.html
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
- Suborder
- Auchenorrhyncha
- Superfamily
- Membracoidea
- Family
- Cicadellidae (Typical Leafhoppers)
- Subfamily
- Eurymelinae
- Tribe
- Idiocerini
- Genus
- Idiocerus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
On White Willow and Crack Willow.
Seasonal Activity
Adult: July to October.
Additional species information
Recorded status
Common. (ref.:
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Idiocerus stigmaticalis. Species-specific details appear above.
Group overview
Hemiptera (true bugs) includes over 80,000 described species across cicadas, aphids, leafhoppers, shield bugs, and bed bugs. Aphids alone cost global agriculture an estimated $2.5 billion annually in crop losses.
Ecological role of the group
Many Hemiptera are essential food sources for birds and predatory insects. Cicadas provide massive nutrient pulses during emergence events - a single Brood X emergence can involve trillions of individuals across 15 states.
Economic and practical significance of the group
The brown marmorated stink bug (Halyomorpha halys) caused $37 million in apple crop losses in a single year in the U.S. Mid-Atlantic region. Bed bug infestations in the U.S. increased by 500% between 2001-2010, costing the hotel industry hundreds of millions annually.
Recorded sources for this group: USDA, EPA, University research. Imported estimates may describe particular regions or reporting periods.
Photos of Idiocerus stigmaticalis (10)
Frequently Asked Questions About Idiocerus stigmaticalis
What is Idiocerus stigmaticalis?
Idiocerus stigmaticalis is a species in the family Cicadellidae, within the order Hemiptera.
How big is Idiocerus stigmaticalis?
6-7 mm. Very similar to other species found on Salix, and best identifed from wing venation at the apex of forewing; the apical cell is triangular and the bases of the 3 apical cells are more or less level. Males often show a yellow-orange patch on the outer edge of the wing. Both sexes have hair on the genae (lower part of the face), particularly males.
Where is Idiocerus stigmaticalis found?
Habitat: On White Willow and Crack Willow.
When is Idiocerus stigmaticalis active?
Idiocerus stigmaticalis: seasonal activity - Adult: July to October..
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