• Asterope abyssicola
• Asthenognathus inaequipes Yokonaga-modoki
  
• Asthenognathus sp Yokonaga-modoki sp.
  
• Atergatis dilatatus Dehaan-manjyugani
  
• Atergatis floridus Subesube-manjyugani
  
• Atergatis granulatus Samehada-manjyugani
  
• Atergatis integerrimus Bashful crab
  Hoshi-manjyugani
  
• Atergatis interruptus Kii-manjyugani
  
• Atergatis latissimus Hoshi-manjyugani
  
• Atergatis reticulatus Heritori-manjyugani
  
• Atergatis subdentatus Aka-manjyugani
  
• Atergatopsis alcocki Samehada-manjyu-modoki
  
• Atergatopsis amoyensis Edwards-manjyu-modoki
  
• Atergatopsis germaini Tsubu-manjyu-modoki
  
• Atergatopsis signatus Manjyu-modoki
  
• Athanas nitescens
• Atolla wyvillei
• Aurelia aurita
• Austrodromidia incisa Minami-kamuri
  
• Azygocypridina imperialis
• Banareia armata Tama-ohgigani-modoki
  
• Banareia banareias Chagos-tama-ohgigani
  
• Banareia japonica Tosaka-ohgigani
  
• Banareia odhneri Ohtama-ohgigani
  
• Banareia subglobosa Tama-ohgigani
  
• Baptozius vinosus Kumadori-ohgigani
  
• Baruna mangromurphia Kawa-áriake-gani
  
• Baruna sinensis Tanhuang-kawa-áriake-gani
  
• Bassia bassensis
• Bathyconchoecia darcythompsoni
• Bathyconchoecia kornickeri
• Bathyconchoecia nodosa
• Bentheuphausia amblyops
• Benthochascon hemingi Botan-gazami
  
• Benthopanope indica Torano-ògani
  
• Beroe cucumis
• Beroe gracilis
• Beuroisia major Kinmei-énkougani
  
• Bodotria arenosa
• Bodotria pulchella
• Bodotria scorpioides
• Bolinopsis infundibulum
• Boreomysis arctica
• Boreomysis megalops
• Boreomysis microps
• Boreomysis tridens
• Boroecia borealis
• Boroecia maxima
• Bosmina longispina
• Bougainvillia britannica