What the Chimera was
Theoi Project's Chimera page opens with the creature that ravaged the countryside of Lycia. It calls the monster a bizarre fire-breathing hybrid: body and head of a lion, a goat's head rising from its back, the udders of a goat, and a serpent for a tail (Theoi: Khimaira).
Homer's Iliad (6.180, 16.328), as quoted through Theoi's encyclopedia block, describes the fore part as a lion, the hind part as a dragon, and the middle as a goat. Hesiod's Theogony (319 ff.) makes the three-headed reading explicit: one head for each animal, which later commentators label trikephalos.
Late classical writers, Theoi notes, read the fire-breathing monster as a metaphor for a Lycian volcano. That allegory is a secondary interpretation; the epic poems treat it as a literal beast King Iobates ordered Bellerophon to kill.
Family tree in one pass
Theoi lists the parents as Typhoeus and Echidna across Hesiod, a Homeric Hymn, Apollodorus and Hyginus. That places the Chimera among the same brood as other famous hybrids, not as a one-off studio invention.
Hesiod also gives the Chimera offspring: the Sphinx and the Nemean Lion, by the hound Orthos. Those children matter for genealogy charts even when a given vase painting shows only the three-headed parent.
Virgil, in a line Theoi cites from Aeneid 6.288, stations the Chimera with other monsters at the entrance of Orcus, which is how Roman readers met it as an underworld guardian image as well as a Lycian pest.
How Bellerophon killed it
King Iobates commanded Bellerophon to slay the beast. Theoi's narrative has him ride the winged horse Pegasus into battle and drive a lead-tipped lance into the Chimera's flaming throat, choking it on molten metal. Flight matters: a ground fight against a fire-breathing hybrid is a different story from an aerial strike.
The lead-lance detail is part of the later popular telling preserved on Theoi's page; Homer stresses the kill without that metallurgy. When you cite the fight, say which layer you mean.
Bellerophon's wider career, including Pegasus, is a separate hero page topic. For underworld geography that Virgil's placement touches, see Charon in Greek mythology and Hades vs Pluto.
Reading checklist
If a summary says "lion-goat-snake" without naming Homer or Hesiod, check which body plan it follows. If it skips Bellerophon, it is describing the monster's anatomy only. If it jumps straight to volcano allegory, it is using the late rationalizing layer, not the epic combat story.
Homer's Chimera in the Iliad
In Iliad 6, Homer places the Chimera inside the Bellerophon digression that Glaukos tells Diomedes. The beast is of divine stock, not a random mountain pest: Homer calls it a god's offspring, lion in front, snake behind, and goat in the middle, breathing hard fire. The passage is short, but it already fixes the three-part body and the fire breath that later vase painters lean on.
Homer's point in context is genealogical and heroic. Bellerophon's success against the Chimera, the Solymi, and the Amazons is evidence of favor that later turns to ruin when he tries to reach Olympos. The monster is a proving labor, not the poem's main villain.
When modern summaries quote only "lion-goat-serpent," they are compressing that Homeric partition. Reading the Glaukos speech in full keeps the Chimera attached to Lycia and to Bellerophon's arc rather than floating as a generic fantasy mascot.
Hesiod, Pindar, and Apollodorus
Hesiod's Theogony places Khimaira among the offspring of Typhon and Echidna, alongside other composite monsters. Hesiod stresses the three heads (lion, goat, serpent) more explicitly than Homer's front-middle-rear layout, which is why art-history notes often say "Homer partitions the body; Hesiod multiplies the heads." Both strands feed later mythographers.
Pindar and later summary traditions keep Bellerophon with Pegasos as the riding partner who makes the aerial attack possible. Apollodorus (the Library) retells the labor sequence with the Chimera as a Lycian scourge sent against Bellerophon, preserving the fire-breathing goat element that makes the lead-spear folk motif attractive in later storytelling.
The molten-lead trick (stuffing lead in the beast's mouth so its own fire melts the metal) is a popular later embellishment. Treat it as a reception-layer detail unless you are citing a specific ancient narrator who includes it. Theoi's dossier is useful here because it separates early poetic testimony from later anecdote.
How artists staged the fight
Archaic and Classical vase painting often shows Bellerophon on Pegasos above or beside a Chimera with a lion forebody, a goat head rising from the back, and a serpent tail. The goat head may spit fire. That "rider above, monster below" diagonal becomes the default schoolbook image.
Sculpture and reliefs vary the moment: approach, spear thrust, or already-wounded collapse. Lycia-related monuments and later Roman copies keep the subject alive as an emblem of heroic mastery over hybrid chaos, which is why Renaissance and modern designers still borrow the silhouette.
If you only need a museum label sentence: three creatures fused, fire involved, hero on a winged horse. If you need accuracy for a classics paper, specify whether your artwork follows the Homeric body-partition or the Hesiodic three-head type.
Siblings and neighbors in the monster family
Typhon and Echidna's brood in Hesiodic tradition links the Chimera to other headline monsters such as the Sphinx and the Nemean Lion in later genealogical charts (exact sibling lists vary by author). The shared parentage is a teaching device: hybrid bodies and near-invulnerable hides cluster in one stemma so students can navigate Theogony catalogs.
Compared with the Sphinx, the Chimera is less a riddler and more a territorial calamity to be slain. Compared with the Nemean Lion, it adds fire and multiplicity of heads or body zones. Those contrasts matter when an encyclopedia page groups "Labors and Lycian feats" without saying which poem you are in.
On MythCairn, keep Chimera reading next to Bellerophon and related monster pages rather than unrelated pantheon primers. The through-line is hybrid threat plus hero-and-horse tactics.