Stenomacra marginella
This record describes Stenomacra marginella (species). Recorded family: Largidae. Recorded order: Hemiptera.
Identification and Appearance

Identification notes
nymph:
Wikipedia reference for Stenomacra marginella: http://en.wikipedia.org/wiki/Stenomacra.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
- Suborder
- Heteroptera
- Superfamily
- Pyrrhocoroidea
- Family
- Largidae (Bordered Plant Bugs)
- Tribe
- Largini
- Genus
- Stenomacra
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
common in wet areas: found massing under cottonwood trees in a broad floodplain in c. AZ also at cienega in an oak-juniper woodland in se AZ other comments: "quite common in short grasses under the cottonwoods in the riparian zone;" "found hundreds near a stream."
Geographic Range
sw. US (CA-NM) to South America
Additional species information
Species notes from the sources
Etymology: Stenomacra marginella (Herrich-Schaeffer 1850)
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Stenomacra marginella. 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 Stenomacra marginella (3)
Photo credits: Contributed by Ted Kropiewnicki; Additional contributions by Mike Quinn , v belov
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