| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Brachiolodes dividivalvella | (Leraut G., 2019) | species | Accepted | ||
| Brachiolodes megista | (Hampson, 1930) | species | Accepted | ||
| Brachmia liberta | Meyrick, 1926 | species | Accepted | ||
| Brachytrita cervinaria | Swinhoe, 1904 | species | Accepted | ||
| Brachytrita cervinaria amara | Prout L. B., 1926 | subspecies | Accepted | ||
| Brachyvalva inoffensa | Diakonoff, 1960 | species | Accepted | ||
| Bradina admixtalis | (Walker, 1859) | species | Accepted | ||
| Bradina macaralis | (Walker, 1859) | species | Accepted | ||
| Brevipecten dufayi | Viette, 1976 | species | Accepted | ||
| Brevipecten malagasy | Viette, 1965 | species | Accepted | ||
| Brithys crini | (Fabricius, 1775) | species | Accepted | ||
| Brithys crini crini | (Fabricius, 1775) | subspecies | Accepted | ||
| Brithys crini pancratii | (Cyrillo, 1787) | subspecies | Accepted | ||
| Brithysana maura | (Saalmüller, 1891) | species | Accepted | ||
| Brithysana pauliani | Viette, 1967 | species | Accepted | ||
| Bryophilopsis pullula | (Saalmüller, 1880) | species | Accepted | ||
| Bryophilopsis tarachoides | Mabille, 1900 | species | Accepted | ||
| Bryophilopsis vadoni | Viette, 1982 | species | Accepted | ||
| Bryophilopsis xephiris | Viette, 1976 | species | Accepted | ||
| Bucephalacra duplex | (Diakonoff, 1981) | species | Accepted | ||
| Bucephalacra scoliosema | Diakonoff, 1970 | species | Accepted | ||
| Buckleria madecassea | Gibeaux, 1994 | species | Accepted | ||
| Bunaea alcinoe | (Cramer, 1780) | species | Accepted | ||
| Bunaea aslauga | Kirby, 1877 | species | Accepted | ||
| Butleronea tsara | Viette, 1968 | species | Accepted |