"dusky knight" meaning in English

{
  "forms": [
    {
      "form": "dusky knights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dusky knight (plural dusky knights)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
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        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Satyrine butterflies",
          "orig": "en:Satyrine butterflies",
          "parents": [
            "Nymphalid butterflies",
            "Butterflies",
            "Insects",
            "Arthropods",
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            "Life",
            "Fundamental",
            "Nature"
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        }
      ],
      "glosses": [
        "The butterfly Ypthima arctous, family Nymphalidae, of Australia and New Guinea."
      ],
      "id": "en-dusky_knight-en-noun-Q8X7s5F9",
      "links": [
        [
          "butterfly",
          "butterfly"
        ],
        [
          "Nymphalidae",
          "Nymphalidae#Translingual"
        ]
      ]
    }
  ],
  "word": "dusky knight"
}

{
  "forms": [
    {
      "form": "dusky knights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dusky knight (plural dusky knights)",
      "name": "en-noun"
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  "lang_code": "en",
  "pos": "noun",
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        "Entries using missing taxonomic name (species)",
        "en:Satyrine butterflies"
      ],
      "glosses": [
        "The butterfly Ypthima arctous, family Nymphalidae, of Australia and New Guinea."
      ],
      "links": [
        [
          "butterfly",
          "butterfly"
        ],
        [
          "Nymphalidae",
          "Nymphalidae#Translingual"
        ]
      ]
    }
  ],
  "word": "dusky knight"
}