Belomicrus

Belomicrus can be distinguished from related genera in the tribe Oxybelini by features of the propodeum and male genitalia, though specific diagnostic characters require examination of type specimens. The genus is morphologically similar to other small crabronid wasps but lacks the elongated mandibles characteristic of some Oxybelini.

Europe, Africa, and North America. Specific distribution records include Norway (NO) and Sweden (SE) based on occurrence data.

Predatory; adult females hunt and paralyze prey to provision nest cells for their larvae. Specific prey types have not been documented for this genus.

Solitary nesting behavior typical of Crabronidae; females construct nests in soil or pre-existing cavities and stock them with paralyzed arthropod prey.

Nesting behavior involves provisioning individual cells with immobilized prey items. Males do not participate in nest construction or provisioning.

Predator of other arthropods; contributes to population regulation of prey species.

• OxybelusBoth genera belong to tribe Oxybelini and share similar body plans, but Oxybelus species possess elongated, forceps-like mandibles in males that Belomicrus lacks.
• Other Crabronidae generaBelomicrus is distinguished from other crabronid genera by tribal affinities and specific morphological features of the male genitalia and propodeal structure.

• solitary wasp
• predatory wasp
• Crabronidae
• Oxybelini
• understudied genus

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon
• NCBI Taxonomy
• Catalogue of Life