Rhopalosyrphus
| Rhopalosyrphus | |
|---|---|
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| Genus: | Rhopalosyrphus Giglio-Tos, 1891 |
| Type species | |
| Holmbergia guentherii Lynch Arribálzaga, 1891 | |
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Rhopalosyrphus is a genus of hoverflies, with nine known species. The adults flies mimic wasps, such as Zethus. The larvae are predators of ant brood. They are native to from southern United States to northern Argentina.