Biology:Anhanga (insect)

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Short description: Genus of shield bugs in the subfamily Discocephalinae

Anhanga
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hemiptera
Suborder: Heteroptera
Family: Pentatomidae
Subfamily: Pentatominae
Tribe: Carpocorini
Genus: Anhanga
Distant, 1887
Type species
Anhanga modesta
Distant, 1887
Synonyms
  • Ahanga Distant, 1887

Anhanga is a genus of Brazilian shield bugs, erected by William Lucas Distant in 1887.[1]

Taxonomy

Originally described from the subfamily Discocephalinae (Discocephalini), Anhanga was reassigned by a 2016 study to the Pentatominae subfamily. Anhanga is rare in museums with four specimens in total, and had not been evaluated since its description by Distant in 1887.[2]

Anhanga's general and genital morphology aligns best with Galedanta, another Neotropical pentatomine shield bug. Mutually aligned features include a medium-sized to large body covered in punctures, mandibular plates rounded at apex which are convergent and longer than clypeus, and scutellum bearing foveae. Females bear finger-like processes, with males possessing a projected 'V-shaped' ventral rim of the pygophore. However, Anhanga can be distinguished by the rounded lateral angles of the anterolateral margin of pronotum crenulate along the anterior half of specimens.[2]

Ecology

Anhanga is endemic to the moist ranges of Atlantic forest in Rio Grande do Sul, Brazil ,[2] and the Buenos Aires Province, Argentina .[3]

References



Wikidata ☰ Q124031717 entry