{
  "url": "https://dantelabs.com/traits/supernumerary-cusp",
  "trait": {
    "bundleId": "2026.10.16-c6eea6bf",
    "release": "2026-09-01",
    "slug": "supernumerary-cusp",
    "id": "HP:0033777",
    "name": "Supernumerary cusp",
    "definition": "Additional cusps of a dental crown.",
    "synonyms": [
      "Additional cusp",
      "Extra cusp"
    ],
    "systems": [
      {
        "slug": "abnormality-of-head-or-neck",
        "name": "Abnormality of head or neck",
        "url": "https://dantelabs.com/traits/abnormality-of-head-or-neck"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-incisor-morphology",
        "name": "Abnormality of shape of incisor",
        "url": "https://dantelabs.com/traits/abnormal-incisor-morphology"
      }
    ],
    "narrower": [
      {
        "slug": "talon-cusp",
        "name": "Extra cusp on inside of front tooth",
        "genes": 4,
        "url": "https://dantelabs.com/traits/talon-cusp"
      },
      {
        "slug": "mulberry-molar",
        "name": "Mulberry molar",
        "genes": 1,
        "url": "https://dantelabs.com/traits/mulberry-molar"
      }
    ],
    "genes": []
  }
}