Echinodermata, Phylum
Echinoidea, Classis
Echinozoa, Subphylum
Ectopleura, Genus
Ectoprocta, Phylum
– synonym of Bryozoa, Phylum
Eirene, Genus
Eirenidae, Familia
Eirenoidea, Superfamilia
Eledone, Genus
Eledoninae, Subfamilia
Enteropneusta, Classis
Epicaridea, Subordo
Epitoniacea, Superfamilia
Erythropini, Subfamilia
Erythrops, Genus
Eualus, Genus
Eucarida, Superorder
Eucheilota, Genus
Eucheilotidae, Familia
Eucodonium, Genus
Eudorella, Genus
Eudorellopsis, Genus
Eudoxoides, Genus
Eukrohnia, Genus
Eukrohniidae, Familia
Eumalacostraca, Subclassis
Euphausia, Genus
Euphausiacea, Ordo
Euphausiidae, Familia
Euphilomedes, Genus
Euphysa, Genus
Euphysidae, Familia
Eurycopidae, Familia
Eurydice, Genus
Euthecosomata, Subordo
Eutima, Genus
Eutonina, Genus
Evadne, Genus