Abstract
Brachypogon (Isohelea) borkenti, n. sp. from steppe areas of the Argentinean provinces of Mendoza and R o Negro is described and illustrated from male and female specimens collected by sweep net and Malaise trap. The species is compared with its congener B. hugoi Spinelli & Grogan, and a key to females and males of the six Neotropical species of the subgenus is includedReferences
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