Enter a bird name (or partial bird name) in any language or select a bird family below to find a taxon. You can use % as a wildcard in the middle of the name to replace any characters (eg, colo%red will return coloured and colored).
| Scientific name | Common name | Status |
| Spilornis | Spilornis sp. | genus |
| Spilornis [cheela, holospilus, klossi, kinabaluensis or elgini]
| Crested, Nicobar, Philippine, Mountain or Andaman Serpent Eagle | species group (or species) |
| Spilornis [cheela, holospilus, klossi or kinabaluensis] | Crested, Nicobar, Philippine or Mountain Serpent Eagle | species group (or species) |
| Spilornis [cheela, holospilus or klossi] | Crested, Nicobar or Philippine Serpent Eagle | species group (or species) |
| Spilornis [cheela or holospilus] | Crested or Philippine Serpent Eagle | species group (or species) |
| Spilornis [cheela or klossi] | Crested or Nicobar Serpent Eagle | species (alt) |
| Spilornis cheela | Crested Serpent Eagle | full species (or nominal subsp) |
| Spilornis cheela [excl. asturinus, minimus, abbotti or sipora]
| Crested Serpent Eagle [excl. asturinus, minimus, abbotti or sipora]
| species (alt) |
| Spilornis cheela [cheela, abbotti, asturinus, sipora, natunensis, baweanus or perplexus] | Crested Serpent Eagle [cheela, abbotti, asturinus, sipora, natunensis, baweanus or perplexus] | subspecies group (or species) |
| Spilornis cheela [cheela, abbotti, asturinus, sipora, natunensis, baweanus] | Crested Serpent Eagle [cheela, abbotti, asturinus, sipora, natunensis, baweanus] | subspecies group (or species) |
| Spilornis cheela [cheela, abbotti, perplexus, kinabaluensis, sipora, natunensis, baweanus] | Crested Serpent Eagle [cheela, abbotti, perplexus, kinabaluensis, sipora, natunensis, baweanus] | subspecies group (alt) |
| Spilornis cheela [cheela, abbotti, perplexus, sipora, natunensis, baweanus] | Crested Serpent Eagle [cheela, abbotti, perplexus, sipora, natunensis, baweanus] | subspecies group (alt) |
| Spilornis cheela [cheela, abbotti, sipora, natunensis, baweanus] | Crested Serpent Eagle [cheela, abbotti, sipora, natunensis, baweanus] | subspecies group (or species) |
| Spilornis cheela [cheela, natunensis, baweanus, perplexus, incl. kinabaluensis] | Crested Serpent Eagle [cheela, natunensis, baweanus, perplexus, incl. kinabaluensis] | subspecies group (alt) |
| Spilornis cheela [cheela] | Crested Serpent Eagle [cheela] | subspecies group (or species) |
| Spilornis cheela [cheela] | Crested Serpent Eagle [cheela] | subspecies group (or species) |
| Spilornis cheela cheela | Crested Serpent Eagle (cheela) | nominal subspecies |
| Spilornis cheela melanotis | Crested Serpent Eagle (melanotis) | subspecies |
| Spilornis cheela melanotis (melanotis) | Crested Serpent Eagle (melanotis, sensu stricto) | nominal suspecies (sensu stricto) |
| Spilornis cheela melanotis (albidus) | Crested Serpent Eagle (melanotis, syn. albidus) | junior synonym (or subspecies) |
| Spilornis cheela spilogaster | Crested Serpent Eagle (spilogaster) | subspecies |
| Spilornis cheela burmanicus | Crested Serpent Eagle (burmanicus) | subspecies |
| Spilornis cheela burmanicus (burmanicus) | Crested Serpent Eagle (burmanicus, sensu stricto) | nominal suspecies (sensu stricto) |
| Spilornis cheela burmanicus (floweri) | Crested Serpent Eagle (burmanicus, syn. floweri) | junior synonym (or subspecies) |
| Spilornis cheela ricketti | Crested Serpent Eagle (ricketti) | subspecies |