Microdrillia sansibarica is a species of sea snail, a marine gastropod mollusk in the family Borsoniidae.

[1] According to Kilburn this species may be a synonym of Microdrillia patricia, but appears to have a more produced base and to lack a basal cord on early whorls.

[2] According to Tucker (2004), Bela (Acrobela) sansibarica Thiele, J., 1925 is a synonym of Bela chuni Thiele, 1925.

[3][4] This marine species occurs in the Zanzibar Channel.