Chrysosyrphus latus
(Loew, 1863)
Variable Wrinklehead
Chrysosyrphus latus, commonly known as the Variable Wrinklehead, is a rare syrphid fly first described by Loew in 1863. The species is found in the eastern United States and is widespread across Canada. are associated with flowers where they feed on nectar and pollen. The larval stage remains undescribed.
Pronunciation
How to pronounce Chrysosyrphus latus: //ˌkrɪsoʊˈsɪrfəs ˈleɪtəs//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
The "Variable Wrinklehead" refers to distinctive , though specific diagnostic features distinguishing this from are not detailed in available sources. As a member of the tribe Brachyopini, it likely shares the general body plan of other Chrysosyrphus species with compact, somewhat broad body shape and characteristic wing venation of the Eristalinae.
Distribution
Eastern United States; widespread in Canada.
Diet
feed on nectar and pollen from flowers.
Life Cycle
Larvae unknown.
Behavior
are commonly found on flowers. Like other syrphid flies, adults are capable of hovering , remaining nearly motionless in the air.
Ecological Role
likely serve as through flower visitation. Ecological role of larvae unknown due to undescribed stages.
Similar Taxa
- Other Chrysosyrphus speciesShare -level characteristics including general body form and Brachyopini tribe affinities; specific separation requires examination of and facial structures referenced in the "Wrinklehead."
More Details
Taxonomic note
The was originally described by Hermann Loew in 1863, a prominent 19th-century dipterist. The Chrysosyrphus is classified in the tribe Brachyopini, Eristalinae, within the diverse hoverfly Syrphidae.
Research gaps
The complete absence of larval stage documentation represents a significant knowledge gap for this . Larvae of related Brachyopini species are often associated with decaying organic matter or rotting wood, but this remains speculative for C. latus.