Type species: Flustra ramosa d'Orbigny, 1852
This genus includes the species:
| Biflustra aciculata | (MacGillivray 1891). | Recent | Australia |
| Biflustra crenulata | (Okada, 1923) | Recent | Indo-west Pacific |
| Membranipora irregulata | Liu, 1992 | Recent | West Pacific |
| Biflustra laboriosa | Tilbrook, 2006 | Recent | Pacific southwest |
| Biflustra perfragilis | MacGillivray, 1881 | Recent | Australia |
| Biflustra ramosa | d'Orbigny, 1852 | Recent | Indo-Pacific |
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| Biflustra perfragilis |