Crabro tumidus

(Packard, 1867)

Crabro tumidus is a of square-headed in the Crabronidae. It is to North America. As a member of the Crabro, it belongs to a group of solitary wasps that provision nests with for their developing . The species was described by Packard in 1867.

Pronunciation

How to pronounce Crabro tumidus: //ˈkræbroʊ ˈtjuːmɪdəs//

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Identification

Crabro tumidus can be distinguished from similar square-headed in the Crabro by its specific morphological features, though detailed diagnostic characters are not well documented in available sources. Members of the genus Crabro typically have a somewhat build and square-shaped , but -level identification often requires examination of specific structural details such as punctation patterns, propodeal , and male .

Distribution

North America. Specific records indicate presence in the United States and Canada, though detailed range boundaries within the continent are not well documented.

Ecological Role

As a member of the Crabronidae , Crabro tumidus likely functions as a or , provisioning nests with to support larval development. This ecological role contributes to of its prey .

Similar Taxa

  • Crabro argusAnother North in the same , sharing the square-headed and general body plan
  • Other Crabro speciesCongeneric share the characteristic square shape and solitary nesting , requiring careful examination for accurate identification

More Details

Taxonomic placement

Formerly placed in the , Crabro tumidus and related are now classified in Crabronidae following modern phylogenetic revisions of the superfamily .

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Sources and further reading