Blastobasis basipectenella  Blastobasis basipectenella is a moth in the family Blastobasidae. It is found in Thailand. The length of the forewings is 6–6.1 mm. The forewings have greyish-brown and pale greyish-brown scales, each tipped with white. The hindwings are pale grey. The species name is derived from Latin "basis" (meaning base) and "pecten" (meaning comb) and refers to the comb-like process arising from the base of the lower part of the valva.