Click the links to browse through the WoRMS marine species taxonomy.
Animalia
  Mollusca
  Porifera
  Platyhelminthes
  Nematoda
  Annelida
  Nemertina
  Arthropoda
    Crustacea
      Remipedia
      Branchiopoda
      Maxillopoda
      Malacostraca
        Eumalacostraca
          Eucarida
            Euphausiacea
            Amphionidacea
            Decapoda
              Dendrobranchiata
              Pleocyemata
                Anomura
                Brachyura
                Caridea
                  Alpheoidea
                    Alpheidae
                      Alpheopsis
                      Alpheus
                        Alpheus dentipes
                        Alpheus edwardsii
                        Alpheus glaber
                        Alpheus lobidens
                        Alpheus macrocheles
                        Alpheus migrans
                        Alpheus platydactylus
                        Alpheus rapacida
                        Alpheus talismani
                        Alpheus heterochaelis
                        Alpheus normanni
                        Alpheus deuteropus
                        Alpheus maindroni
                        Alpheus spongiarum
                        Alpheus collumianus
                        Alpheus fasciatus
                        Alpheus parvirostris
                        Alpheus euphrosyne
                        Alpheus euchirus
                        Alpheus malabaricus
                        Alpheus djiboutensis
                        Alpheus macroskeles
                        Alpheus tenuicarpus
                        Alpheus gracilipes
                        Alpheus strenuus
                            Alpheus strenuus strenuus
                            Alpheus strenuus cremnus
                        Alpheus diadema
                        Alpheus malleodigitus
                        Alpheus rapax
                        Alpheus microstylus
                        Alpheus paracrinitus
                        Alpheus crinitus
                        Alpheus splendidus
                        Alpheus lanceloti
                        Alpheus bucephalus
                        Alpheus bucephaloides
                        Alpheus longecarinatus
                        Alpheus clypeatus
                        Alpheus notabilis
                        Alpheus hippothoe
                        Alpheus serenei
                        Alpheus pareuchirus
                        Alpheus barbatus
                        Alpheus obesomanus
                        Alpheus pacificus
                        Alpheus bisincisus
                        Alpheus miersi
                        Alpheus leptochirus
                        Alpheus djeddensis
                        Alpheus lottini
                        Alpheus hululensis
                        Alpheus leviusculus
                        Alpheus pachychirus
                        Alpheus ehlersii
                        Alpheus frontalis
                        Alpheus edamensis
                        Alpheus alcyone
                        Alpheus lanceostylus
                        Alpheus inopinatus
                        Alpheus floridanus
                        Alpheus blachei
                        Alpheus bouvieri
                        Alpheus cristulifrons
                        Alpheus crockeri
                        Alpheus cylindricus
                        Alpheus fagei
                        Alpheus holthuisi
                        Alpheus intrinsecus
                        Alpheus malleator
                        Alpheus pontederiae
                        Alpheus rugimanus
                        Alpheus sulcatus
                        Alpheus tuberculosus
                        Alpheus nonalter
                        Alpheus waltervadi
                        Alpheus dissodontonotus
                        Alpheus longiforceps
                        Alpheus hortensis
                        Alpheus amblyonyx
                        Alpheus angulosus
                        Alpheus armatus
                        Alpheus armillatus
                        Alpheus bahamensis
                        Alpheus belli
                        Alpheus candei
                        Alpheus estuariensis
                        Alpheus formosus
                        Alpheus nuttingi
                        Alpheus packardii
                        Alpheus peasei
                        Alpheus schmitti
                        Alpheus simus
                        Alpheus thomasi
                        Alpheus vanderbilti
                        Alpheus viridari
                        Alpheus websteri
                        Alpheus acutocarinatus
                        Alpheus acutofemoratus
                        Alpheus adamastor
                        Alpheus aequus
                        Alpheus agilis
                        Alpheus agrogon
                        Alpheus albatrossae
                        Alpheus alpheopsides
                        Alpheus amirantei
                        Alpheus anchistus
                        Alpheus angustilineatus
                        Alpheus antepaenultimus
                        Alpheus architectus
                        Alpheus arenensis
                        Alpheus arenicolus
                        Alpheus arethusa
                        Alpheus arnoa
                        Alpheus astrinx
                        Alpheus australiensis
                        Alpheus australosulcatus
                        Alpheus baccheti
                        Alpheus balaenodigitus
                        Alpheus bannerorum
                        Alpheus barbadensis
                        Alpheus batesi
                        Alpheus bellimanus
                        Alpheus bellulus
                        Alpheus bicostatus
                        Alpheus bidens
                        Alpheus brachymerus
                        Alpheus bradypus
                        Alpheus brevicristatus
                        Alpheus brevipes
                        Alpheus brevirostris
                        Alpheus brucei
                        Alpheus buchanorum
                        Alpheus bunburius
                        Alpheus californiensis
                        Alpheus canaliculatus
                        Alpheus chacei
                        Alpheus chamorro
                        Alpheus chilensis
                        Alpheus chiragricus
                        Alpheus christofferseni
                        Alpheus clamator
                        Alpheus coetivensis
                        Alpheus colombiensis
                        Alpheus compressus
                        Alpheus confusus
                        Alpheus coutierei
                        Alpheus cremnus
                        Alpheus cristatus
                        Alpheus cythereus
                        Alpheus dasycheles
                        Alpheus davaoensis
                        Alpheus digitalis
                        Alpheus distinctus
                        Alpheus dolerus
                        Alpheus exilis
                        Alpheus explorator
                        Alpheus eulimene
                        Alpheus facetus
                        Alpheus fasqueli
                        Alpheus felgenhaueri
                        Alpheus fenneri
                        Alpheus firmus
                        Alpheus foresti
                        Alpheus funafutensis
                        Alpheus fujitai
                        Alpheus fushima
                        Alpheus galapagensis
                        Alpheus georgei
                        Alpheus gracilis
                        Alpheus grahami
                        Alpheus haanii
                        Alpheus hailstonei
                        Alpheus halesii
                        Alpheus hebes
                        Alpheus heeia
                        Alpheus heronicus
                        Alpheus heterocarpus
                        Alpheus heurteli
                        Alpheus homochirus
                        Alpheus hoonsooi
                        Alpheus hoplites
                        Alpheus hoplocheles
                        Alpheus hutchingsae
                        Alpheus hyeyoungae
                        Alpheus hyphalus
                        Alpheus idiocheles
                        Alpheus immaculatus
                        Alpheus inca
                        Alpheus japonicus
                        Alpheus javieri
                        Alpheus kagoshimanus
                        Alpheus kuroshimensis
                        Alpheus labis
                        Alpheus lacertosus
                        Alpheus ladronis
                        Alpheus latus
                        Alpheus lepidus
                        Alpheus leptocheles
                        Alpheus leptochiroides
                        Alpheus longichaelis
                        Alpheus longinquus
                        Alpheus lutosus
                        Alpheus macellarius
                        Alpheus martini
                        Alpheus mazatlanicus
                        Alpheus microrhynchus
                        Alpheus microscaphis
                        Alpheus millsae
                        Alpheus mitis
                        Alpheus moretensis
                        Alpheus naos
                        Alpheus nipa
                        Alpheus nobili
                        Alpheus novaezealandiae
                        Alpheus oahuensis
                        Alpheus ovaliceps
                        Alpheus paludicola
                        Alpheus panamensis
                        Alpheus papillosus
                        Alpheus paradentipes
                        Alpheus paraformosus
                        Alpheus paralcyone
                        Alpheus paralpheopsides
                        Alpheus parasocialis
                        Alpheus parvimaculatus
                        Alpheus parvus
                        Alpheus percyi
                        Alpheus perezi
                        Alpheus perplexus
                        Alpheus philoctetes
                        Alpheus platyunguiculatus
                        Alpheus polystictus
                        Alpheus polyxo
                        Alpheus pouang
                        Alpheus praedator
                        Alpheus proseuchirus
                        Alpheus pseudopugnax
                        Alpheus puapeba
                        Alpheus pubescens
                        Alpheus pugnax
                        Alpheus pustulosus
                        Alpheus quasirapacida
                        Alpheus randalli
                        Alpheus rectus
                        Alpheus ribeiroae
                        Alpheus richardsoni
                        Alpheus romensky
                        Alpheus roquensis
                        Alpheus roseodigitalis
                        Alpheus rostratus
                        Alpheus samoa
                        Alpheus savuensis
                        Alpheus saxidomus
                        Alpheus scopulus
                        Alpheus sibogae
                        Alpheus sizou
                        Alpheus socialis
                        Alpheus soelae
                        Alpheus soror
                        Alpheus spatulatus
                        Alpheus stanleyi
                        Alpheus stantoni
                        Alpheus staphylinus
                        Alpheus stephensoni
                        Alpheus styliceps
                        Alpheus sudara
                        Alpheus suluensis
                        Alpheus supachai
                        Alpheus superciliaris
                        Alpheus tasmanicus
                        Alpheus tenuipes
                        Alpheus tenuis
                        Alpheus tirmiziae
                        Alpheus tricolor
                        Alpheus triphopus
                        Alpheus tungii
                        Alpheus umbo
                        Alpheus utriensis
                        Alpheus villosus
                        Alpheus villus
                        Alpheus wickstenae
                        Alpheus williamsi
                        Alpheus xishaensis
                        Alpheus xanthocarpus
                        Alpheus zimmermani
                        Alpheus zulfaquiri
                        Alpheus cyanoteles
                        Alpheus lentiginosus
                        Alpheus rudolphi
                      Athanas
                      Automate
                      Salmoneus
                      Synalpheus
                      Leptalpheus
                    Hippolytidae
                    Ogyrididae
                  Bresilioidea
                  Campylonotoidea
                  Crangonoidea
                  Nematocarcinoidea
                  Oplophoroidea
                  Palaemonoidea
                  Pandaloidea
                  Pasiphaeoidea
                  Processoidea
                  Stylodactyloidea
                Palinura
                Stenopodidea
                Thalassinidea
          Peracarida
        Hoplocarida
      Ostracoda
      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