Pseudoscaeva

Vockeroth, 1969

Species Guides

1

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//

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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

  • OcyptamusFormerly included within Ocyptamus; separated based on phylogenetic evidence of non-monophyly in that .

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Sources and further reading