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chydaeus Hansson

Antenna lateral, female.

Antenna lateral, male.

Head frontal, female.

Head frontal, male.

Vertex, female.

Thoracic dorsum, female.

Thoracic dorsum, female paratype.

Thoracic dorsum, male.

Thoracic dorsum, male paratype.

Propodeum dorsal, female.

Propodeum dorsal, male.

Gaster dorsal, female.

Habitus, female.

Originally described in

Memoirs of the American Entomological Institute, Vol. 82:391.

Diagnosis

Vertex smooth and shiny, posterior part with a median groove; mesoscutum with large-meshed, engraved and strong reticulation; propodeal callus with two setae; female coxae pale (yellowish-white to yellowish-brown), male coxae black with metallic tinges; costal cell bare; petiole 2.5X as long as wide in female, 3.3X in male; first gastral tergite smooth and shiny; male scape yellowish-brown. Similar to leius but female with pale coxae, male scape widest apically, and both sexes with entire midlobe of mesoscutum with engraved reticulation. See also albicoxa and petiolatus.

Distribution

Belize, Costa Rica, Dominican Republic, Ecuador, Honduras, Peru.

Biology

Unknown.

Similar species in Lucid key

petiolatus, but chydaeus with scutellum with median part smooth and mesoscutum with large meshes; propodeum with small meshes; thoracic dorsum metallic dark purple.

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Depository of primary type

Instituto Nacional de Biodiversidad (INBio), in Costa Rica.