Parhelophilus divisus
(Loew, 1863)
Yellow-legged Bog Fly
Parhelophilus divisus is a rare known as the -legged bog fly, documented primarily from the northeastern United States. The species exhibits the characteristic ability to remain nearly motionless in . are flower-associated, feeding on nectar and pollen, while possess the distinctive long-tailed "rat-tailed" typical of many Eristalinae.
Pronunciation
How to pronounce Parhelophilus divisus: //ˌpærhɪˈloʊfɪləs dɪˈvaɪsəs//
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Identification
No specific diagnostic features distinguishing this from are documented in available sources.
Habitat
Associated with bog environments, as indicated by the . frequent flowers for feeding.
Distribution
Northeastern United States.
Diet
feed on nectar and pollen from flowers.
Life Cycle
are of the "rat-tailed" —elongate with a telescoping characteristic of many Eristalinae larvae that inhabit aquatic or semi-aquatic environments.
Behavior
are commonly found on flowers. Like other , capable of remaining nearly motionless in .
Similar Taxa
- Other Parhelophilus species share similar preferences and general ; specific distinguishing characters for P. divisus are not documented.
- Other Eristalinae with rat-tailed larvaeLarval is shared across multiple in the ; flower-visiting is also widespread.
More Details
Rarity status
Described as a rare in available literature, with only 47 observations recorded on iNaturalist.
Taxonomic history
Originally described by Loew in 1863.