- Haliclona exigua (Kirkpatrick, 1900)
- Neopetrosia exigua (Kirkpatrick, 1900)
- Neopetrosia pandora de Laubenfels, 1954
- Petrosia chaliniformis Thiele, 1899
- Petrosia exigua Kirkpatrick, 1900
- Xestospongia exigua (Kirkpatrick, 1900)
- Xestospongia pacifica Kelly-Borges & Bergquist, 1988
Conus buxeus