Acanthoscelidius

Hustache, A., 1930

minute seed weevils

Acanthoscelidius is a of minute seed in the , established by Hustache in 1930. The genus contains approximately 14 described . Members are small associated with seed feeding, though specific ecological details for most species remain poorly documented.

Acanthoscelidius acephalus by (c) David LaMagna, some rights reserved (CC BY), uploaded by David LaMagna. Used under a CC-BY license.Acanthoscelidius acephalus by (c) Dilrukshan Priyantha Wijesinghe, some rights reserved (CC BY), uploaded by Dilrukshan Priyantha Wijesinghe. Used under a CC-BY license.Acanthoscelidius acephalus by (c) Christine Young, some rights reserved (CC BY), uploaded by Christine Young. Used under a CC-BY license.

Pronunciation

How to pronounce Acanthoscelidius: /əˌkænθoʊˈsɛlɪdiəs/

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Identification

Distinguishing Acanthoscelidius from other minute seed requires examination of rostral and genital characters; identification to level typically demands dissection and comparison with . The genus is characterized by features of the and as defined by Hustache, though published diagnostic are limited.

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Distribution

of Acanthoscelidius have been recorded from the Nearctic region, with observations concentrated in North America. Specific range data for individual species is sparse in available literature.

Diet

As seed , members of this are presumed to feed on seeds, though specific plants have been documented for only a few . The reflects this presumed feeding habit.

Similar Taxa

  • TychiusAnother of minute seed in ; separation requires detailed examination of rostral proportions and antennal insertion characters
  • SibiniaOverlaps in size and general habitus; distinguished by differences in rostral and male

More Details

Taxonomic history

The was established by French André Hustache in 1930. The authorship is sometimes cited as 'A. Hustache, 1930' or simply 'Hustache, 1930'.

Species diversity

Approximately 14 are currently recognized, though this number may be subject to revision as the has received limited modern taxonomic study.

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Sources and further reading