Myzocallis castanicola
This record describes Myzocallis castanicola (species). Recorded family: Aphididae. Recorded order: Hemiptera.
Identification and Appearance

Immature Myzocallis castanicola are yellowish-white or greenish-white with some brown-black dorsal markings. All adults are winged, yellow with paired black spots on the abdomen and a central dark median line on the head . The wing venation distinctly outlined in brown and forewing veins ending in brown spots. The brown wing outline distinguishes it from other Oak feeding aphids in this genus. Please provide clear photographs showing adult wing detail. Found on the undersides of leaves of many chestnut ( Castanea ) and oak ( Quercus ) species. It is often abundant on Sweet Chestnut ( C. sativa ) True status in Britain is difficult to determine due to lack of records. https://influentialpoints.com/Gallery/Myzocallis_castanicola_Sweet_chestnut_aphid.htm
Classification
Habitat and Range
Habitat
Found on the undersides of leaves of many chestnut (
Seasonal Activity
Summer.
Diet and Behavior
Life History
Not ant attended.
Additional species information
Recorded status
True status in Britain is difficult to determine due to lack of records.
About True Bugs, Cicadas, Hoppers, Aphids and Allies: the wider group
Order-level background for Hemiptera, the group containing Myzocallis castanicola. 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 Myzocallis castanicola (9)
Frequently Asked Questions About Myzocallis castanicola
What is Myzocallis castanicola?
Myzocallis castanicola is a species in the family Aphididae, within the order Hemiptera.
Where is Myzocallis castanicola found?
Habitat: Found on the undersides of leaves of many chestnut (
When is Myzocallis castanicola active?
Myzocallis castanicola: seasonal activity - Summer..
What is the life cycle of a Myzocallis castanicola?
Not ant attended.
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