Cnemodus mavortius
This record describes Cnemodus mavortius (species). Recorded family: Rhyparochromidae. Recorded order: Hemiptera.
Identification and Appearance

Front lobe of pronotum much longer than hind lobe. Lacks thick hair on legs, unlike C. hirtipes . nymph: Active runner on open ground; often brachypterous . Sweet found it be parasitized by a tachinid ( Catharosia sp.)
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
- Suborder
- Heteroptera
- Superfamily
- Lygaeoidea
- Family
- Rhyparochromidae (Dirt-colored Seed Bugs)
- Subfamily
- Rhyparochrominae
- Tribe
- Myodochini
- Genus
- Cnemodus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
Usually in areas of bare, gravelly soil ( 4 )
Geographic Range
e. US (ME-FL to CO-TX) - Map , particularly common across Texas
Additional species information
Species notes from the sources
Etymology: Cnemodus mavortius (Say 1831)
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Cnemodus mavortius. 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 Cnemodus mavortius (5)
Photo credits: Contributed by Brad Barnd; Additional contributions by cotinis , Mike Quinn , v belov , Chuck Sexton
Frequently Asked Questions About Cnemodus mavortius
What is Cnemodus mavortius?
Cnemodus mavortius is a species in the family Rhyparochromidae, within the order Hemiptera.
How big is Cnemodus mavortius?
8-9 mm
How do you identify Cnemodus mavortius?
Front lobe of pronotum much longer than hind lobe. Lacks thick hair on legs, unlike C. hirtipes . nymph: Active runner on open ground; often brachypterous .
Where is Cnemodus mavortius found?
| Feature | Details |
|---|---|
| Habitat | Usually in areas of bare, gravelly soil ( 4 ) |
| Range | e. US (ME-FL to CO-TX) - Map , particularly common across Texas |
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