Click the links to browse through the WoRMS marine species taxonomy.
Animalia
  Mollusca
  Porifera
  Platyhelminthes
  Nematoda
  Annelida
  Nemertina
  Arthropoda
    Crustacea
      Remipedia
      Branchiopoda
      Maxillopoda
      Malacostraca
      Ostracoda
        Myodocopa
        Podocopa
          Podocopida
            Bairdiocopina
            Cytherocopina
              Cytheroidea
                Bythocytheridae
                Cuneocytheridae
                Cushmanideidae
                Cytherettidae
                Cytheridae
                Cytherideidae
                Cytheroidea incertae sedis
                Cytheromatidae
                Cytheruridae
                Eucytheridae
                Hemicytheridae
                Krithidae
                Leptocytheridae
                Limnocytheridae
                Loxoconchidae
                  Cytheromorpha
                  Elofsonia
                  Hirschmannia
                  Loxoconcha
                    Loxoconcha agilis
                    Loxoconcha alata
                    Loxoconcha avellana
                    Loxoconcha bairdi
                    Loxoconcha bonaducei
                    Loxoconcha concentrica
                    Loxoconcha dimorpha
                    Loxoconcha elliptica
                    Loxoconcha exagona
                    Loxoconcha fragilis
                    Loxoconcha geometrica
                    Loxoconcha gibberosa
                    Loxoconcha globosa
                    Loxoconcha helgolandica
                    Loxoconcha levis
                    Loxoconcha malcomsoni
                    Loxoconcha mediterranea
                    Loxoconcha minima
                    Loxoconcha ovulata
                    Loxoconcha parallela
                    Loxoconcha pontica
                    Loxoconcha rhomboidea
                    Loxoconcha rubritincta
                    Loxoconcha stellifera
                    Loxoconcha subrugosa
                    Loxoconcha impressa
                    Loxoconcha guttata
                    Loxoconcha multifora
                    Loxoconcha kosugii
                    Loxoconcha parvifoveata
                    Loxoconcha granulata
                    Loxoconcha pusilla
                    Loxoconcha banesensis
                    Loxoconcha dorsotuberculata
                    Loxoconcha fischeri
                    Loxoconcha matagordensis
                    Loxoconcha moralesi
                    Loxoconcha ochlockoneensis
                    Loxoconcha postdorsoalata
                    Loxoconcha sarasotana
                    Loxoconcha tricornata
                    Loxoconcha wilberti
                    Loxoconcha abditocostata
                    Loxoconcha achloropsia
                    Loxoconcha adriatica
                    Loxoconcha aestuarii
                    Loxoconcha affinis
                    Loxoconcha africana
                    Loxoconcha albaniensis
                    Loxoconcha algicola
                    Loxoconcha amygdalanux
                    Loxoconcha anderseni
                    Loxoconcha australis
                        Loxoconcha australis minor
                    Loxoconcha bamen
                    Loxoconcha binhaiensis
                    Loxoconcha brevis
                    Loxoconcha broomensis
                    Loxoconcha bullata
                    Loxoconcha bulgarica
                    Loxoconcha caerulea
                    Loxoconcha chanjanga
                    Loxoconcha chihjeni
                    Loxoconcha chinyen
                    Loxoconcha chinzeii
                    Loxoconcha chiushihi
                    Loxoconcha convexa
                    Loxoconcha crassella
                    Loxoconcha crispatum
                    Loxoconcha cumula
                    Loxoconcha cuscutella
                    Loxoconcha cyclomena
                    Loxoconcha dampierensis
                    Loxoconcha decipiens
                    Loxoconcha drosobulba
                    Loxoconcha elegantula
                    Loxoconcha emelwardensis
                    Loxoconcha epeterseni
                    Loxoconcha eruptetia
                    Loxoconcha fluctushumboldti
                    Loxoconcha georgei
                    Loxoconcha gibbera
                    Loxoconcha gigantica
                    Loxoconcha gilli
                    Loxoconcha gracilis
                    Loxoconcha gruendeli
                    Loxoconcha haoshihi
                    Loxoconcha harimensis
                    Loxoconcha hastata
                    Loxoconcha hattorii
                    Loxoconcha heronislandensis
                    Loxoconcha hsiyu
                    Loxoconcha hsunshao
                    Loxoconcha huahineensis
                    Loxoconcha insulaecapricornensis
                    Loxoconcha japonica
                    Loxoconcha jiantao
                    Loxoconcha kattoi
                    Loxoconcha kitanipponica
                    Loxoconcha kueishengi
                    Loxoconcha lacunensis
                    Loxoconcha laeta
                    Loxoconcha lapidiscola
                    Loxoconcha lenticulata
                    Loxoconcha lilljeborgii
                    Loxoconcha magnipustulosa
                    Loxoconcha malayensis
                    Loxoconcha mandviensis
                    Loxoconcha maosuii
                    Loxoconcha megapora
                    Loxoconcha metacrispata
                    Loxoconcha metarugosa
                    Loxoconcha mitoui
                    Loxoconcha modesta
                    Loxoconcha moses
                    Loxoconcha nana
                    Loxoconcha naneri
                    Loxoconcha neotaiwanica
                    Loxoconcha nitida
                    Loxoconcha nozokiensis
                    Loxoconcha oculocrista
                    Loxoconcha optima
                    Loxoconcha orientalica
                    Loxoconcha ornatovalvae
                    Loxoconcha ozawai
                    Loxoconcha paiki
                    Loxoconcha panyinga
                    Loxoconcha parahuahindensis
                    Loxoconcha parameridionalis
                    Loxoconcha pashihaiensis
                    Loxoconcha pendulosa
                    Loxoconcha pennatus
                    Loxoconcha peterseni
                    Loxoconcha pleistocenica
                    Loxoconcha propontica
                    Loxoconcha prunulla
                    Loxoconcha pseudolea
                    Loxoconcha pulchra
                    Loxoconcha pumicosa
                    Loxoconcha punctata
                    Loxoconcha punctata
                    Loxoconcha punctatella
                    Loxoconcha purisubrhomboidea
                    Loxoconcha radixis
                    Loxoconcha sagittula
                    Loxoconcha schusterae
                    Loxoconcha sinensis
                    Loxoconcha subcirculata
                    Loxoconcha subkotoraforma
                    Loxoconcha suboculocrista
                    Loxoconcha susannehayesae
                    Loxoconcha suteri
                    Loxoconcha szuchunga
                    Loxoconcha tachangfui
                    Loxoconcha taiwanensis
                    Loxoconcha tamakazura
                    Loxoconcha tamarindoidea
                    Loxoconcha tarta
                    Loxoconcha tekkaliensis
                    Loxoconcha tosaensis
                    Loxoconcha tosamodesta
                    Loxoconcha trita
                    Loxoconcha tuberculosa
                    Loxoconcha tubmani
                    Loxoconcha tumida
                    Loxoconcha tumulosa
                    Loxoconcha tungchihi
                    Loxoconcha turbida
                    Loxoconcha turnerae
                    Loxoconcha uranouchiensis
                    Loxoconcha venepidermoidea
                    Loxoconcha variolata
                    Loxoconcha violacea
                    Loxoconcha viva
                    Loxoconcha walvisbaiensis
                    Loxoconcha williamsi
                    Loxoconcha wolunga
                    Loxoconcha wuchienna
                    Loxoconcha yilian
                    Loxoconcha zamia
                    Loxoconcha zhejiangensis
                    Loxoconcha magna
                    Loxoconcha meridionalis
                    Loxoconcha napoliana
                    Loxoconcha pellucida
                    Loxoconcha peterogona
                    Loxoconcha tuberosa
                    Loxoconcha laevior
                    Loxoconcha dubia
                    Loxoconcha rolnickii
                    Loxoconcha honoluliensis
                    Loxoconcha anomala
                    Loxoconcha subrhomboidea
                    Loxoconcha sculpta
                  Loxoconchidea
                  Microloxoconcha
                  Nannocythere
                  Palmoconcha
                  Roundstonia
                  Sagmatocythere
                  Tuberoloxoconcha
                  Myrena
                  Antarctiloxoconcha
                  Bonnyannella
                  Kuiperiana
                  Pteroloxa
                  Alataconcha
                  Australoloxoconcha
                  Bytholoxoconcha
                  Gouiecythere
                  Heinia
                  Loxoconchella
                  Loxocorniculum
                  Nipponocythere
                  Touroconcha
                  Loxocaudinae
                  Loxoconchinae
                  Mandelstamia
                Microcytheridae
                Neocytherideidae
                Paracytherideidae
                Paradoxostomatidae
                Trachyleberididae
                Xestoleberididae
                Xestoleberidae
                Terrestricytheridae
                Entocytheridae
                Australocytherideidae
                Cobanocytheridae
                Cytheralisonidae
                Kliellidae
                Osticytheridae
                Paracytheridae
                Parvocytheridae
                Pectocytheridae
                Protocytheridae
                Psammocytheridae
                Saididae
                Schizocytheridae
                Speluncellidae
                Thaerocytheridae
                Bonaducecytheridae
                Progonocytheridae
                Flexuocythere
            Cypridocopina
            Sigilliocopina
          Platycopida
          Palaeocopida
        Palaeocopa
      Pentastomata
    Chelicerata
    Myriapoda
    Hexapoda
  Ctenophora
  Cnidaria
  Sipuncula
  Echiura
  Pogonophora
  Entoprocta
  Tardigrada
  Phoronida
  Brachiopoda
  Echinodermata
  Hemichordata
  Chordata
  Gastrotricha
  Chaetognatha
  Ectoprocta
  Mesozoa
  Rotifera
  Gnathostomulida
  Acanthocephala
  Cycliophora
  Cephalorhyncha
  Placozoa
  Bryozoa
  Myxozoa
  Sipunculida
  Pentastomida
  Nemertini
Plantae
Fungi
Protozoa
Bacteria
Chromista
Archaea
Viruses
Monera