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 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