Living Beings

    domain · Scientific classification

    Eukaryota

    Inspect in the tree ↗Browse published profiles
    A great hammerhead shark, Sphyrna mokarran.
    Great hammerhead shark · NOAA / NMFS / Mississippi Laboratory · CC BY 3.0

    Classification in context

    Lineage

    1. LifeLife
    2. DomainEukaryota
    Advanced classification

    Complete source lineage, including intermediate ranks. The standard view uses Life and the eight principal ranks.

    1. cellular organisms cellular root
    2. Eukaryota domain

    NCBI Taxonomy (2026-11-05 reconciled backbone) · Taxon source ↗

    NCBI domain rank ↗

    Previous source record

    Eukaryota · domain · Original classification source

    The original identifier and source were retained when adopting the dated NCBI backbone. Different sources may use different names, ranks or group circumscriptions.

    Records in this collection

    Direct members

    4 published profiles in this branch.

    Bacillariophyta · phylumCiliophora · phylumEuglenozoa · phylumEvosea · phylumFungi · kingdomHaptophyta · phylumMetazoa · kingdomTubulinea · phylumViridiplantae · kingdom

    Within this taxon

    Published profiles

    Species · Sphyrna

    Great hammerhead shark

    Sphyrna mokarran

    The great hammerhead is the largest hammerhead species. The front margin of its broad head is nearly straight, with a notch in …

    Species · Panthera

    Lion

    Panthera leo

    Lions are social cats that live in groups called prides. A pride usually includes related females, their young, and one or more …

    Species · Quercus

    Northern red oak

    Quercus rubra

    Northern red oak is a deciduous tree native to eastern and central North America. Its bristle-tipped leaves and acorns help distinguish it …

    Species · Panthera

    Tiger

    Panthera tigris

    Tigers are large, striped cats native to Asia. Adults generally live and hunt alone.