''Cossus tibetanus'' 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

Cossidae The Cossidae, the cossid millers or carpenter millers, make up a family of mostly large miller moths. This family contains over 110 genera with almost 700 known species, and many more species await description. Carpenter millers are nocturnal ...

. It was described by Hua, Chou, Fang and Chen in 1990. It is found in China (Tibet).Little known species of Palaearctic and Oriental Cossidae (Lepidoptera). I. Cossus tibetanus Hua, Chou, Fang et Chen, 1990
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References

Natural History Museum Lepidoptera generic names catalog
Cossus Moths described in 1990 Moths of Asia {{Cossinae-stub