"atrypacean" meaning in English

{
  "forms": [
    {
      "form": "atrypaceans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "atrypacean (plural atrypaceans)",
      "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",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "source": "w"
        },
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Brachiopods",
          "orig": "en:Brachiopods",
          "parents": [
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
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          "source": "w"
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      "examples": [
        {
          "ref": "2013, Rituparna Bose, Palaeobiology of Middle Paleozoic Marine Brachiopods: A Case Study:",
          "text": "This size difference applies to many of the Silurian-Devonian families including the spiriferids, chonetids, atrypoids, atrypaceans, and some pentameroids (mostly among the gyidulids) (Boucot et al. 2012).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Any brachiopod of the superfamily Atrypacea."
      ],
      "id": "en-atrypacean-en-noun-yRb5LWO1",
      "links": [
        [
          "brachiopod",
          "brachiopod"
        ],
        [
          "Atrypacea",
          "Atrypacea#Translingual"
        ]
      ]
    }
  ],
  "word": "atrypacean"
}

{
  "forms": [
    {
      "form": "atrypaceans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "atrypacean (plural atrypaceans)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "en:Brachiopods"
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      "examples": [
        {
          "ref": "2013, Rituparna Bose, Palaeobiology of Middle Paleozoic Marine Brachiopods: A Case Study:",
          "text": "This size difference applies to many of the Silurian-Devonian families including the spiriferids, chonetids, atrypoids, atrypaceans, and some pentameroids (mostly among the gyidulids) (Boucot et al. 2012).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Any brachiopod of the superfamily Atrypacea."
      ],
      "links": [
        [
          "brachiopod",
          "brachiopod"
        ],
        [
          "Atrypacea",
          "Atrypacea#Translingual"
        ]
      ]
    }
  ],
  "word": "atrypacean"
}