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Lencioni, F.A.A. 2008.

Angelagrion gen. nov. with description of A. nathaliae sp. nov. and A. fredericoi sp. nov. from Brazil (Odonata: Coenagrionidae)

. Zootaxa. 1968, 1 (Dec. 2008), 23–32. DOI:https://doi.org/10.11646/zootaxa.1968.1.2.