Public domain: Species accounts (80 / 1904)

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Species Synonym
Babka gymnotrachelus Neogobius gymnotrachelus
Bacteriastrum hyalinum  
Balanus amphitrite  
Balanus glandula  
Balanus trigonus  
Bangia atropurpurea  
Bankia carinata  
Bankia fimbriatula  
Barentsia benedeni  
Barentsia matsushimana  
Barentsia ramosa  
Beania maxilladentata  
Beania mirabilis  
Bedeva paivae  
Bellamya chinensis Cipangopaludina chinensis
Cipangopaludina chinensis malleata
Cipangopaludina malleata
Paludina japonicus
Paludina malleata
Viviparus chinensis malleatus
Viviparus japonicus
Viviparus malleatus
Viviparus stelmaphora
Belzebub hanseni  
Bemlos leptocheirus  
Beroe cucumis  
Beroe ovata  
Berthellina citrina  
Beryx splendens  
Biflustra grandicella  
Bispira fabricii  
Bispira polyomma  
Biuve fulvipunctata  
Bivetiella cancellata Cancellaria cancellata
Blackfordia virginica  
Boccardia polybranchia  
Boccardia proboscidea  
Boccardia pseudonatrix  
Boccardia semibranchiata  
Boccardiella hamata  
Boccardiella ligerica Boccardia ligerica (Ferronnière, 1898) (objective synonym)
Boccardia redeki (Horst, 1920)
Polydora redeki (Horst, 1920) (subjective synonym)
Bolinopsis vitrea Bolina hydatina Chun, 1879
Bonamia exitiosa  
Bonamia ostreae  
Boninia neotethydis  
Bonnemaisonia asparagoides Capillaria asparagoides (Woodward) Stackhouse, 1809
Conferva littoralis Forsskål, 1775
Hymenoclonium serpens (P.L.Crouan & H.M.Crouan) Batters, 189
Plocamium asparagoides (Woodward) J.V. Lamouroux, 1813
Bonnemaisonia hamifera Asparagopsis hamifera (Hariot) (Okamura, 1921)
Bonnemaisonia intricata (C. Agardh) (P.C. Silva)
Trailliella intricata (Batters, 1896)
Botrylloides anceps  
Botrylloides diegensis  
Botrylloides giganteus Botrylloides pizoni
Botrylloides leachii  
Botrylloides niger  
Botrylloides violaceus Violet Tunicate
Botryllus gaiae  
Botryllus schlosseri Golden star tunicate
Botryocladia madagascariensis  
Botryocladia wrightii  
Botrytella micromora Sorocarpus micromorus
Botrytella parva Sorocarpus parvus (Takamatsu, 1936)
Botrytella sp.  
Bougainvillia macloviana Cyanea Bougainvillii (Lesson, 1830)
Perigonimus maclovianus (Vanhöffen, 1910)
Bougainvillia megas Bimeria Monodi (not Acepted)
Bimeria franciscana (Torrey, 1902) (not Acepted)
Bimeria tunicata (not Acepted)
Bougainvillia ramosa (Funke, 1922) (not Acepted)
Garveia franciscana (Vervoort, 1964) (Acepted)
Perigonius megas (not Acepted)
Bougainvillia muscus Bougainvillea muscus
Bougainvillia rugosa  
Brachidontes exustus Hormomya exustus
Brachidontes pharaonis Brachidontes pharaonis (Fischer P, 1870)
Brachidontes variabilis (Krauss, 1848)
Brachidontes variabilis (Krauss, 1848)
Brachyodontes variabilis (Krauss, 1848)
Modiola compressula (Martens & Thiele, 1908)
Mytilus arabicus (Jousseaume in Lamy, 1919)
Mytilus pharaonis (Fischer P, 1870) (basionym)
Mytilus variabilis (Krauss, 1848)
Mytilus variabilis striata (Bartsch, 1915)
Mytilus variabilis var. semistriata (Krauss, 1848)
Perna variabilis (Krauss, 1848)
Brachynotus sexdentatus  
Branchiodrilus hortensis  
Branchiomma bairdi Dasychone bairdi (McIntosh, 1885) (objective synonym)
Branchiomma boholense  
Branchiomma bombyx  
Branchiomma luctuosum  
Branchiura sowerbyi  
Brania arminii  
Bregmaceros nectabanus  
Bryopsis pennata  
Bryopsis plumosa  
Bugula avirostris  
Bugula neritina  
Bugulina calathus  
Bugulina flabellata Bugula flabellata (Thompson, in Gray, 1848)
Bugulina fulva  
Bugulina simplex  
Bugulina stolonifera Bugula stolonifera
Bulinus contortus  
Bulla arabica  
Bursatella leachii Aclesia freeri Griffin, 1912
Bursatella savignana Aouduin, 1826
Notarchus laciniatus Rüppell and Leuckart, 1828
Bythocaris cosmetops