form genus

Noun
  1. (biology) an artificial taxonomic category for organisms of which the true relationships are obscure (synset 108127163)
    referred to in: biological science, biology - the science that studies living organisms
    is a type of: genus - (biology) taxonomic group containing one or more species
  2. An artificial taxonomic category established on the basis of morphological resemblance for organisms of obscure true relationships especially fossil forms (synset 101327847)
    is a type of: genus - (biology) taxonomic group containing one or more species

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