lungfish

Noun
  1. Air-breathing fish having an elongated body and fleshy paired fins;
    Certain species construct mucus-lined mud coverings in which to survive drought (synset 102518819)
    is a type of: bony fish - any fish of the class Osteichthyes
    subtypes: ceratodus - extinct lungfish
    belongs to: dipnoi, subclass dipnoi - bony fishes of the southern hemisphere that breathe by a modified air bladder as well as gills; sometimes classified as an order of Crossopterygii

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