This is the ‘NCBI’ mode of BeetleAtlas 2 — the resource for tissue-specific transcriptomics in Tribolium castaneum. Use it for work on beetle genes with numeric NCBI IDs.
Queries of the following types are available from the menu above:

In addition you can:

…and

You can find further information in the Docs, and a paper describing the original Beetle Atlas is also available.