Heteragrion gorbi: Cezário & Guillermo-Ferreira 2021: 78–86 (description and diagnosis of ♁ and ♀; figs. 1–5).

Material examined. 2♁♁ (PARATYPES) BRAZIL, São Paulo, São Carlos, Cerrado UFSCar, Espraiado, 29.ix.2020, (-21.9815, -47.8739, 845 m asl), Cezário & Guillermo-Ferreira, leg., LESTES .

Known distribution. Brazil (Center-Eastern São Paulo state).

Diagnosis and remarks. Heteragrion gorbi is one of the “blue species” of Group A, along with H. cyane and H. denisye, being very close morphologically to the latter (Cezário & Guillermo-Ferreira 2021). The following character combination distinguishes this species from the remainder of Group A species: ML ridge almost reaching its apex; ML apex bilobate, anterior lobe with acute tip (Fig. 36c–d).