Pseudoscaeva
Vockeroth, 1969
Species Guides
1- Pseudoscaeva diversifasciata(Silver-banded Hover Fly)
Pseudoscaeva is a of hoverflies ( Syrphidae) to the Neotropical region. The genus was erected by Vockeroth in 1969 to accommodate formerly placed in Ocyptamus, which was determined to be polyphyletic. Four species are currently recognized: P. diversifasciata, P. meridionalis, P. schoenemanni, and P. sericea. At least one species, P. meridionalis, has been introduced to Chile and is considered potentially .
Pronunciation
How to pronounce Pseudoscaeva: //sjuːdoʊˈskiːvə//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Formerly confused with Ocyptamus; separation based on phylogenetic analysis showing Ocyptamus was not monophyletic. Specific diagnostic morphological features distinguishing Pseudoscaeva from related are not detailed in available sources.
Distribution
Neotropical region. Chile (P. meridionalis introduced, with expanding range documented via citizen science records).
Ecological Role
P. meridionalis has been identified as an introduced in Chile with potential negative impacts on native syrphid fauna.
Human Relevance
P. meridionalis detected in Chile through citizen science platforms (iNaturalist, social media), demonstrating value of opportunistic recording for tracking spread.
Similar Taxa
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- Catalogue of Life
- New records of Pseudoscaeva meridionalis (Fluke, 1951), Eristalinus (Eristalodes) taeniops (Wiedemann 1818), and Toxomerus politus (Say, 1823) (Diptera, Syrphidae) to Chile, with updated distributions for the New World according to citizen science