Parthenicus candidus
This record describes Parthenicus candidus (species). Recorded family: Miridae. Recorded order: Hemiptera.
Identification and Appearance

From Van Duzee's (1918) description: Femora... marked with a few black points; [body] white, dotted with black; base of scutellum and thickened vein at base of membrane sanguineous; membrane white with two marginal spots and a few discal points brown. Very similar to and co-occuring with P. nicholi Knight. The latter has more red in the exposed mesoscutum and the right paramere tapering evenly to a chisel-like point distally. Parthenicus candidus has the right paramere drawn out distally into a long, narrow spine.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
- Suborder
- Heteroptera
- Superfamily
- Miroidea
- Family
- Miridae (Plant Bugs)
- Subfamily
- Orthotylinae
- Tribe
- Orthotylini
- Genus
- Parthenicus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
Reported on Ambrosia salsola by Van Duzee (1918).
Geographic Range
southern CA
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Parthenicus candidus. 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 Parthenicus candidus (4)
Photo credits: Contributed by Jason Botz
Frequently Asked Questions About Parthenicus candidus
What is Parthenicus candidus?
Parthenicus candidus is a species in the family Miridae, within the order Hemiptera.
How big is Parthenicus candidus?
3.0 mm
How do you identify Parthenicus candidus?
From Van Duzee's (1918) description: Femora... marked with a few black points; [body] white, dotted with black; base of scutellum and thickened vein at base of membrane sanguineous; membrane white with two marginal spots and a few discal points brown. Very similar to and co-occuring with P. nicholi Knight. The latter has more red in the exposed mesoscutum and the right paramere tapering evenly to a chisel-like point distally. Parthenicus candidus has the right paramere drawn out distally into a long, narrow spine.
Where is Parthenicus candidus found?
| Feature | Details |
|---|---|
| Habitat | Reported on Ambrosia salsola by Van Duzee (1918). |
| Range | southern CA |
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