Oectropsis, Blanchard, 1851

Nascimento, Francisco Eriberto De L., Monné, Miguel A. & Santos-Silva, Antonio, 2020, On the enigmatic genus Oectropsis Blanchard (Coleoptera, Cerambycidae Lamiinae): tribal allocation, synonymy, and new species, Zootaxa 4845 (2), pp. 211-224 : 221

Key to species of Oectropsis (adapted from Barriga & Cepeda 2005)

1. Pronotum with two distinct tubercles; each elytron with two distinct protuberances ( Figs. 1–4 , 18 ). Chile, Argentina.................................................................................... O. latifrons Blanchard, 1851

- Pronotum with tubercles slightly elevated or absent; elytra with two protuberances slightly elevated or lacking protuberances ................................................................................................... 2

2(1). Pronotum coarsely, distinctly punctate except smooth central area ( Figs. 5–13 ). Chile, Argentina (?)..... O. chilensis sp. nov.

- Pronotum finely, densely punctate except smooth central area ( Figs. 14–17 ). Chile........... O. pusillus ( Blanchard, 1851)

Figures

FIGURES 1–4. Oectropsis latifrons, male from Chile: 1) Dorsal habitus; 2) Ventral habitus; 3) Lateral habitus; 4) Head, frontal view.

FIGURES 11–18. 11) Oectropsis chilensis sp. nov., dorsal habitus. 12–13) Oectropsis pusillus, from Barriga & Cepeda (2005) (= Oectropsis chilensis sp. nov.): 12) Dorsal habitus; 11) Lateral habitus. 14) Exocentrus pusillus, “holotype”, dorsal habitus (taken from Tavakilian & Chevillote, 2020). 15–16) Oectropsis franciscae, paratype male, from Barriga & Cepeda (2005): 15) Dorsal habitus; 16) Lateral habitus. 17) E. pusillus, drawing by Blanchard (1851). 18) Oectropsis latifrons, “Lectotype”, dorsal habitus.

FIGURES 5–10. Oectropsis chilensis sp. nov., holotype female: 5) Dorsal habitus; 6) Ventral habitus; 7) Lateral habitus; 8) Head, frontal view; 9) Procoxa and procoxal cavity. 10) Pronotum.