Cyrtolobus fenestratus
This record describes Cyrtolobus fenestratus (species). Recorded family: Membracidae. Recorded order: Hemiptera.
Identification and Appearance

The pronotum extends to the wing tips, but is not as strongly arched as in C. fuliginosus . -Andy Hamilton
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
- Suborder
- Auchenorrhyncha
- Superfamily
- Membracoidea
- Family
- Membracidae (Typical Treehoppers)
- Subfamily
- Smiliinae
- Tribe
- Smiliini
- Genus
- Cyrtolobus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
e NA - Map + s.CA (BG data)
Seasonal Activity
in FL, 14 Feb-14 May, mostly Mar-Apr
Diet and Behavior
Diet: on various oaks On various red oak section species in the northern U.S. and Canada. Primarily on Quercus laurifolia (swamp laurel oak) in the southern U.S.
Additional species information
Species notes from the sources
Etymology: Cyrtolobus fenestratus (Fitch 1851)
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Cyrtolobus fenestratus. 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 Cyrtolobus fenestratus (5)
Photo credits: Contributed by Lynette Elliott; Additional contributions by Bbarnd , Mike Quinn , v belov , antarctica
Frequently Asked Questions About Cyrtolobus fenestratus
What is Cyrtolobus fenestratus?
Cyrtolobus fenestratus is a species in the family Membracidae, within the order Hemiptera.
How do you identify Cyrtolobus fenestratus?
The pronotum extends to the wing tips, but is not as strongly arched as in C. fuliginosus . -Andy Hamilton
Where is Cyrtolobus fenestratus found?
Range: e NA - Map + s.CA (BG data)
What does Cyrtolobus fenestratus eat?
The diet of the Cyrtolobus fenestratus includes on various oaks On various red oak section species in the northern U.S. and Canada. Primarily on Quercus laurifolia (swamp laurel oak) in the southern U.S..
When is Cyrtolobus fenestratus active?
Cyrtolobus fenestratus: seasonal activity - in FL, 14 Feb-14 May, mostly Mar-Apr.
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