Bra
- Brachiella
- Brachycalanus
- Brachycarpus
- Brachycythere
- Brachycytheridae
- Brachydiastylis
- Brachylicoa
- Brachynotus
- Brachypoda
- Brachyscelus
Infrared Brachyura Latreille, 1802
- Brachyura incertae sedis
- Eubrachyura Saint Laurent, 1980
- Podotremata Guinot, 1977
Crustacea → Malacostraca → Eumalacostraca → Eucarida → Decapoda → Pleocyemata
- Brachyzapfes
- Brackenphiloscia
- Brackenridgia
- Bradleya
Bradleystrandesia Broodbakker, 1983
- Bradleystrandesia columbiensis (Dobbin, 1941)
- Bradleystrandesia dentifera (Dobbin, 1941)
- Bradleystrandesia fuscata (Jurine, 1820)
- Bradleystrandesia gigantica (Furtos, 1933)
- Bradleystrandesia hirsuta (Fischer, 1851)
- Bradleystrandesia mollis (Furtos, 1936)
- Bradleystrandesia obliqua (Brady, 1868)
- Bradleystrandesia passaica (Sharpe, 1903)
- Bradleystrandesia reticulata (Zaddach, 1844)
- Bradleystrandesia serrata (Tressler, 1950)
- Bradleystrandesia tincta (Furtos, 1933)
- Bradleystrandesia tressleri (Ferguson, 1954)
Crustacea → Ostracoda → Podocopida → Cypridocopina → Cypridoidea → Cyprididae → Cypricercinae
†Bradoria Mathew 1899
- †Bradoria scrutator Mathew 1899
Crustacea → Ostracoda → Bradoriida → Bradoriidae
†Red Bradoriida Raymond 1935
- Niži taksoni: Acanthomeridion, Antihipponicharion, Auriculatella, Bajiella, Beyrichonidae, Bradoriidae, Changshabaella, Combinivalvula, Comptaluta, Comptalutidae, Dabashanella, Dahaiella, Epactridion, Guangyuanella, Hanchiangella, Hanchungella, Hipponicharionidae, Houlongdongella, Indianidae, Indota, Konicekion, Kunmingella, Kunyangella, Leshanella, Luella, Malongella, Meishucunella, Monasterium, Nanchengella, Neokunmingella, Ophiosema, Ovaluta, Parakunmingella, Paraphaseolella, Phaseolella, Pseudokunmingella, Shensiella, Sinskolutella, Songlinella, Spinospitella, Sunella, Svealutidae, Tropidiana, Tsunyiella, Wuchiapingella, Wutingella, Yakutingella, Yaoyingella, Yeshanella, Zepaera, Zhenpingella, Zhijinella, Zhongbaoella
Porodica † Bradoriidae Mathew 1902
- Rodovi: †Bradoria, †Walcottella
Crustacea → Ostracoda → Bradoriida
- Bradya
- Bradycalanus
- Bradyetes
- Bradyidius
- Bradypontius
- Braga
- Bragasellus
- Branchinecta
- Branchinectella
- Branchinectidae
- Branchinella
- Branchiophryxus
Razred Branchiopoda Latreille, 1817; (škrgonošci)
- Phyllopoda Preuss, 1951
- Sarsostraca Tasch, 1969
Animalia → Arthropoda → Crustacea
- Branchipodidae
- Branchipodopsis
- Branchipus
- Brasileirinho
- Brasileirinidae
- Brasiliothelphusa
- Brasilomysis
- Brasiloniscus
Brazilserolis Wägele, 1994
- Brazilserolis foresti (Bastida & Torti, 1970)
- Brazilserolis mirabilis (Moreira, 1976)
Crustacea → Malacostraca → Isopoda → Sphaeromatidea → Seroloidea → Serolidae
Bre
Bregmotypta Bruce, 1994
- Bregmotypta pavicula Bruce, 1994E
Crustacea → Malacostraca → Isopoda → Sphaeromatoidea → Sphaeromatidae
- Bresedium
- Bresiliidae
- Bresilioidea
- Brevurus
Bri
- Brianola
- Briarosaccus
Bro
Brochia Newman and Ross, 1971
- Brochia bulata Newman and Ross, 1971
Crustacea → Maxillopoda → Pedunculata → Scalpellomorpha → Scalpellidae
Bru
Brucerolis Poore & Storey, 2009
- Brucerolis brandtae Storey & Poore, 2009
- Brucerolis bromleyana (Suhm, 1874)
- Brucerolis cidaris (Poore & Brandt, 1997)
- Brucerolis howensis Storey & Poore, 2009
- Brucerolis hurleyi Storey & Poore, 2009
- Brucerolis macdonnellae (Menzies, 1962)
- Brucerolis maryannae (Menzies, 1962)
- Brucerolis nowra Poore & Storey, 2009
- Brucerolis osheai Storey & Poore, 2009
- Brucerolis victoriensis Storey & Poore, 2009
Crustacea → Malacostraca → Isopoda → Sphaeromatidea → Seroloidea → Serolidae
- Bruciana
- Brusinia
- Bruuniella
- Bruunosa
- Bruzelia
- Bruzeliopsis
Bry
- Bryocamptus
- Bryocyclops
- Bryospilus