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Centre for Biodiversity Genomics. CBG Photography Group. Year: 2011.   cc-by-nc-sa-3.0

Gastrancistrus is a genus of Hymenoptera in the family pteromalids. They visit flowers of Arctic poppy and longstalk starwort. They are diurnal.

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EOL has data for 5 attributes, including:

Known occurrences, collected specimens and observations of Gastrancistrus. View this species on GBIF