curvibasis Chen & Fan in Fan et al., 1988b: 228 (Chiastocheta).

Holotype male with labels: (1) printed with handwritten inscriptions on white label: “ Jilin Changbai Mountain / no.320 / Chinese Academy of Sciences ”; (2) printed with handwritten inscriptions on white label: “19 77. VII.5 / collector Zhizi Chen ”; (3) handwritten on white label: “ Chiastocheta / curvibasis sp.n. ”; (4) printed with handwritten inscriptions on red label: “ TYPE / Chiastocheta / curvibasis / Chen et Fan”.

Preservation: pinned; genitalia dissected and mounted on paper triangle.

Paratype male with labels: (1) printed with handwritten inscriptions on white label: “ Jilin Changbai Mountain / no.318 / Chinese Academy of Sciences ”; (2) printed with handwritten inscriptions on white label: “19 77. VII.6 / collector Zhizi Chen ”; (3) handwritten on blue label: “drawing”; (4) printed with handwritten inscriptions on red label: “ TYPE / Chiastocheta / curvibasis / Chen et Fan” .

Preservation: mounted on paper triangle; genitalia dissected and mounted on slide. Missing parts: left wing.

Current name: Chiastocheta curvibasis Chen & Fan, 1988 .