Carinodrillia (Buchema) tainoa Corea, 1934 (original combination) Buchema tainoa is a species of sea snail, a marine gastropod mollusk in the family Horaiclavidae.

It was formerly included within the family Turridae.

[1] The length of the shell attains 14.2 mm, its diameter 5.9 mm.

This marine species occurs off Puerto Rico.

This Horaiclavidae-related article is a stub.