Dodatak:Popis spužvi, Ba
Bae
uredi- Porodica Baeriidae Borojevic, Boury-Esnault & Vacelet, 2000
- Porodica Lepidoleuconidae Vacelet, 1967
- Porodica Petrobionidae Borojevic, 1979
- Porodica Trichogypsiidae Borojevic, Boury-Esnault & Vacelet, 2000
Porifera → Calcarea → Calcaronea
- Eilhardia Poléjaeff, 1883
- Lamontia Kirk, 1895
- Leuconia Grant, 1833
- Leucopsila Dendy & Row, 1913
Porifera → Calcarea → Calcaronea → Baerida
Bai
urediBaikalospongia Annandale, 1914
uredi- Baikalospongia bacillifera Dybowsky, 1880
- Baikalospongia dzhegatajensis Rezvoi, 1927
- Baikalospongia intermedia Dybowsky, 1880
- Baikalospongia martinsoni Efremova, 2004
- Baikalospongia recta Efremova, 2004
Porifera → Demospongiae → Heteroscleromorpha → Spongillida → Lubomirskiidae
Bal
urediBalliviaspongia Boury-Esnault & Volkmer-Ribeiro, 1991
uredi- Balliviaspongia wirrmanni Boury-Esnault & Volkmer-Ribeiro, 1991
Porifera → Demospongiae → Heteroscleromorpha → Spongillida → Spongillina incertae sedis
Bat
urediBathydorus Schulze, 1886
uredi- Bathydorus fimbriatus Schulze, 1886
- Bathydorus laevis Schulze, 1896
- Bathydorus laniger Kahn, Geller, Reiswig & Smith Jr., 2013
- Bathydorus servatus Topsent, 1927
- Bathydorus spinosissimus Lendenfeld, 1915
- Bathydorus spinosus Schulze, 1886
- Bathydorus uncifer Schulze, 1899
Porifera → Hexactinellida → Hexasterophora → Lyssacinosida → Rossellidae → Rossellinae
Bathyxiphus Schulze, 1899
uredi- Bathyxiphus subtilis Schulze, 1899
Porifera → Hexactinellida → Hexactinosida → Sceptrulophora → Euretidae → Chonelasmatinae
- Batzella aurantiaca (Lévi, 1958)
- Batzella friabilis Pulitzer-Finali, 1978
- Batzella frutex Pulitzer-Finali, 1982
- Batzella fusca van Soest, 2009
- Batzella inops (Topsent, 1891)
- Batzella melanos (de Laubenfels, 1954)
- Batzella mollis Thiele, 1905
- Batzella rosea van Soest, 1984
- Batzella rubra (Alcolado, 1984)
Porifera → Demospongiae → Heteroscleromorpha → Poecilosclerida → Chondropsidae