Palpada megafemur is a species of flower flies.[1] It is named after its particularly large metafemur. It is found in Brazil.

Palpada megafemur
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Diptera
Family: Syrphidae
Genus: Palpada
Species:
P. megafemur
Binomial name
Palpada megafemur
Thompson, 1999

Description

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The following description is of a male specimen. Its face is black except for a brownish tubercle. Its thorax is black except for the yellow scutellum; the postpronotum is yellowish brown; the mesonotum is yellow pilose; the scutellum is yellow except narrowly black on the base; pleuron is gray pollinose; the calypter, plumula and haltere are orange.

Its coxae and trochanters are black; its femora are black except becoming brownish to orange on the apical 1/4, and shiny except for the mesofemur, which is sparsely gray on its apical 2/3; tibiae are orange; tarsi are orange. Its metafemur is greatly enlarged, its ventral margin sinuate, with a large ventral tubercle on the basoposterior 1/3.

The wings are light brown and microtrichose except for some bare portions.

The abdomen's 1st tergum is black; 2nd tergum yellow except for small basomedial triangular maculae; 3rd tergum is yellow, with indistinct dark medial vitta; 4th tergum is brownish black and light yellowish brown laterally. Its 1st sternum is black; 2nd and 3rd sterna are yellow; 4th sternum is brownish black except for its yellow apical margin. Male genitalia are orangish brown.[1]

References

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  1. ^ a b Thompson, F. Christian. "A key to the genera of the flower flies (Diptera: Syrphidae) of the Neotropical Region including descriptions of new genera and species and a glossary of taxonomic terms used." (1999).
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  • "Palpada megafemur". The Encyclopedia of Life.  
  • ADW entry