Eucorydia tristis Hanitsch, 1929

Qiu, Lu, Che, Yan-Li & Wang, Zong-Qing, 2017, Revision of Eucorydia Hebard, 1929 from China, with notes on the genus and species worldwide (Blattodea, Corydioidea, Corydiidae), ZooKeys 709, pp. 17-56 : 43

Eucorydia tristis Hanitsch, 1929 Fig. 12 D–F

Eucorydia tristis Hanitsch, 1929: 289 (female holotype, "Fort de Kock, 920m"), Fig. 4, left wing from holotype; Bruijning 1948: 149; Princis 1963: 83.

Type material examined.

HOLOTYPE of Eucorydia tristis , female (OUM, TYPE ORTH 361), INDONESIA: "Fort de Kock (Sumatra) 920 M./ 1925/ leg. E. Jacobson."; "♀ TYPE./ Eucorydia tristis , (handwritten)/ Hanitsch. Tijd. Eutom. Vol. lxxii, (1929)/ p.289, fig. 4."; "TYPE ORTH: 361/ Eucorydia tristis . Hanitsch (handwritten)/ HOPE DEPT. OXFORD".

Diagnosis.

Female: overall length: 9.5 mm, body length 9.0 mm, pronotum length×width 3.0 × 4.2 mm, tegmina length 6.5 mm. Body brownish black with yellowish pubescence, margins of body sparsely covered with long and rough blackish setae. Pronotum dull black, with apex and lateral margins narrowly dull reddish. Tegmina dull black entire, covered with small yellow pubescence. In dorsal view, mesonotum and metanotum metallic blue, lateral borders of abdomen with 3-5 segments orange both in dorsal and ventral view.

This species is distinguished by its dull blackish coloration, which makes it unique in Eucorydia .

Distribution.

Indonesia: Sumatra.