''Metaeuchromius glacialis'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family Crambidae. It was described by Wei-Chun Li in 2015. It is only known from Galongla Mountain, in

Mêdog County Mêdog, or Metok, or Motuo County (; ), also known as Pemako ( meaning "Lotus Array", ), is a county as well as a traditional region of the prefecture-level city of Nyingchi in the Tibet Autonomous Region of the China, People's Republic of Chin ...

Tibet Tibet (; ''Böd''; ) is a region in East Asia, covering much of the Tibetan Plateau and spanning about . It is the traditional homeland of the Tibetan people. Also resident on the plateau are some other ethnic groups such as Monpa people, ...

, China. The length of the forewings is 9–10 mm. The forewings are densely covered with blackish-brown scales from the basal one fifth to the medial fascia. The other area is sparsely suffused with pale brown scales. The costa has a longitudinal blackish brown stripe extending from the base to near the medial fascia, which is conspicuously convex, incurved slightly near the middle and runs to before the middle of the dorsum. It is golden, edged with pale brown. The discoidal cell has two brown spots and the apex is golden mixed with pale brown, with one white stripe. The subterminal line is golden mixed with pale brown and there are six terminal black dots running from the middle of the termen to the tornus. The hindwings are white, suffused with grey scales. The subterminal fascia is pale brown. Adults have been recorded on wing in late July.

Etymology

The species name is derived from Latin ''glacialis'' (meaning glacier) and refers to the species occurrence in the Tibetan glacier area.

References

Crambinae Moths described in 2015 {{Crambinae-stub