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A new species of Acanthocaudus Smith (Braconidae: Aphidiinae), with a key to species and new host and distribution records for aphidiines associated with Silphium perfoliatum L. (Asterales: Asteraceae)

. Zootaxa. 4236, 3 (Feb. 2017), 543–552. DOI:https://doi.org/10.11646/zootaxa.4236.3.8.