Pseudoseioptera albipes
(Cresson, 1919)
Pseudoseioptera albipes is a picture-winged fly in the Ulidiidae, a group known for their distinctive wing patterns and display . The name 'albipes' refers to white feet, suggesting pale that may aid in identification. Like other ulidiids, it likely exhibits characteristic wing-flicking behavior during courtship. The species has been documented in Massachusetts, indicating an eastern North American distribution.
Pronunciation
How to pronounce Pseudoseioptera albipes: /ˌsuːdoʊsaɪˈɒptərə ˈælbɪˌpɛz/
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Identification
The specific epithet 'albipes' (white-footed) indicates pale that distinguish this from . As a member of Ulidiidae, it possesses patterned wings with spots, bars, or lines typical of picture-winged flies. Body size likely falls within the range of 3-12 millimeters.
Distribution
Documented from Massachusetts, USA. Broader distribution within North America requires additional confirmation.
Behavior
Expected to exhibit wing-flicking display typical of Ulidiidae during courtship, though direct observation of this is not documented in available sources.
Similar Taxa
- Other Pseudoseioptera speciesShare -level characteristics; P. albipes distinguished by white indicated by specific epithet
- Ceroxys latiusculusSimilar size and wing patterning in Ulidiidae; differs in western North American distribution and association with Senecio seed
- Delphinia pictaCommon eastern ulidiid of similar size; differs in breeding (decaying organic matter/compost) and more widespread occurrence
More Details
Taxonomic Note
The Ulidiidae was formerly known as , and this may appear under the older family name in historical literature.
Etymology
The specific epithet 'albipes' derives from Latin 'albus' (white) and 'pes' (foot), referring to the pale characteristic of this .