Eua
- Euacasta
- Eualus
- Euandandania
- Euandania
- Euaugaptilus
Eub
- Eubelidae
- Eubelum
- Eubranchipus
Euc
- Eucalanidae
- Eucalanidae
- Eucalanus
- Eucalastacus
- Eucalliax
- Eucanuella
Nadred Eucarida Calman, 1904
- Decapoda Latreille, 1802
- Euphausiacea Dana, 1852
Crustacea → Malacostraca → Eumalacostraca
- Euceramus
- Euchaeta
- Euchaetidae
- Euchaetidae
- Euchaetomera
- Euchaetomeropsis
- Euchirella
- Euchirograpsus
Potporodica Eucinetopinae Števčić, 2005
- Eucinetops Stimpson, 1860
Crustacea → Malacostraca → Decapoda → Majoidea → Inachidae
Eucinetops Stimpson, 1860
- Eucinetops blakianus Rathbun, 1896
- Eucinetops lucasii Stimpson, 1860
- Eucinetops panamensis Rathbun, 1923
- Eucinetops rubellulus Rathbun, 1923
Crustacea → Malacostraca → Decapoda → Majoidea → Inachidae → Eucinetopinae
- Euclosiana
- Euconchoecia
- Eucopia
- Eucopiidae
- Eucrate
- Eucratodes
- Eucratopsis
- Eucyclops
- Eucypris
- Eucythere
- Eucytheridae
- Eucytheridae
- Eucytherura
Eud
- Eudactalinidae
- Eudactalinidae
Eudactylina Van Beneden, 1853
- Eudactylina acanthii Scott A., 1901
- Eudactylina acuta Van Beneden, 1853
- Eudactylina alata Pillai, 1968
- Eudactylina aspera Heller, 1865
- Eudactylina breviabdomina Pearse, 1952
- Eudactylina chilensis Ho & McKinney, 1981
- Eudactylina corrugata Bere, 1930
- Eudactylina dasyati Izawa, 2011
- Eudactylina dollfusi Brian, 1924
- Eudactylina gymnuri Izawa, 2011
- Eudactylina indivisa Castro-Romero & Baeza-Kuroki, 1991
- Eudactylina insolens Scott T. & A., 1913
- Eudactylina lancifera Pillai, 1968
- Eudactylina leptochariae Diebakate & Raibaut, 2000
- Eudactylina longispina Bere, 1936
- Eudactylina minuta Scott T., 1904
- Eudactylina musteli Izawa, 2011
- Eudactylina myliobatidos Luque & Farfán, 1991
- Eudactylina oliveri Laubier, 1968
- Eudactylina papillosa Kabata, 1970
- Eudactylina parva Castro-Romero & Baeza-Kuroki, 1991
- Eudactylina peruensis Luque & Farfan, 1991
- Eudactylina pollex Cressey, 1967
- Eudactylina pusilla Cressey, 1967
- Eudactylina rhinobati Raibaut & Essafi, 1979
- Eudactylina similis Scott T., 1902
- Eudactylina spinula Pearse, 1950
- Eudactylina squamosa Bere, 1936
- Eudactylina squatini Izawa, 2011
- Eudactylina taeniuri Izawa, 2011
- Eudactylina tuberifera Castro-Romero & Baeza-Kuroki, 1987
- Eudactylina turgipes Bere, 1936
- Eudactylina valei Nuñes-Ruivo, 1956
- Eudactylina vilelai Nuñes-Ruivo, 1956
Crustacea → Multicrustacea → Siphonostomatoida → Eudactylinidae
- Eudactylinella
- Eudactylinidae
- Eudactylinidae
- Eudactylinodes
- Eudactylopus
- Eudaniela
- Eudevenopus
- Eudiaptomus
- Eudorella
- Eudorellopsis
- Eudromidia
Eug
- Eugerda
- Eugerdella
- Eugonatonotidae
- Eugonatonotus
Eui
- Euidotea
Eul
- Eulimnadia
Eum
Podrazred Eumalacostraca Grobben, 1892
- Eucarida Calman, 1904
- Peracarida Calman, 1904
- Syncarida Packard, 1885
Crustacea → Multicrustacea → Malacostraca
- Eumedonus
- Eumetor
- Eumunida
Eun
- Euneognathia
- Eunephrops
Euo
- Euonyx
Eup
- Eupanopeus
- Eupasiphae
- Eupelte
- Euphausia
- Euphausiacea
- Euphausiidae
- Euphilomedes
- Euphrosynoplax
- Euphylax
- Eupilumnus
- Euplax
- Eupleurodon
- Eupontonia
- Euprognatha
- Eupronoe
Eur
- Eurapha
- Euraphia
- Eurobowmaniella
- Euryalona
- Eurycarcinus
- Eurycercidae
- Eurycercus
- Eurycletodes
- Eurycope
- Eurycypris
- Eurydice
- Eurygastor
- Eurylana
- Euryligia
- Eurynolambrus
- Eurynome
- Euryozius
- Eurypanopeus
- Euryphoridae
- Euryphoridae
- Euryphorus
- Euryplacidae
- Euryplax
- Eurypodius
- Eurypylus
- Eurysilenium
- Eurysquilla
- Eurysquillidae
- Eurysquilloidea
- Eurystheus
- Euryte
- Eurytemora
- Eurythenes
- Eurytium
- Euryxanthops
Eus
- Eusarsiella
- Euscalpellum
- Euscelus
- Eusirella
- Eusiridae
- Eusirogenes
- Eusiroides
- Eusirus
- Eusymmerus
Eut
- Euterpina
- Euterpinidae
- Euterpinidae
- Eutrichocheles
Eux
- Euxanthus