Rhopalum
Stephens, 1829
Species Guides
4Rhopalum is a large of solitary in the Crabronidae, with over 280 described distributed worldwide. These wasps are part of the diverse crabronid lineage, which are predominantly predatory. The genus includes both native and introduced species, with R. clavipes being notably widespread in North America as an introduced species.
Pronunciation
How to pronounce Rhopalum: /rəʊˈpæləm/
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Images
Distribution
Worldwide; includes introduced in North America (e.g., R. clavipes)
Host Associations
- Ptychoneura minuta (Sarcophagidae: Miltogramminae) - phoretic attached to of female R. clavipes; first North American record documented
Behavior
female R. clavipes has been observed carrying dipteran (Ptychoneura minuta) attached to the , representing a phoretic association where the fly uses the for egg .
More Details
Taxonomic note
Formerly placed in Sphecidae; now classified in Crabronidae following modern hymenopteran . R. clavipes is widespread in North America as an introduced .
Phoretic association
The attachment of Ptychoneura minuta to R. clavipes represents a documented case of / involving sarcophagid flies and crabronid , first recorded in North America in 1982.