Granara de Willink, M.C. 2003b [A new species of Trionymus from Argentina (Hemiptera: Pseudococcidae).] Una nueva especie de Trionymus de Argentina (Hemiptera: Pseudococcidae).. Insecta Mundi 17(1-2): 97-100.

Notes: A new species of Trionymus Berg, T. austrinus Willink, is described and illustrated from Argentina. Trionymus coronus Miller y McKenzie is recorded for the first time from Argentina, and a new key for the Neotropical species are given.

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