Xestospiza
Encyclopedia
Xestospiza is a genus containing two species of bird
Bird
Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

s with cone-shaped bills that were described on the basis of fossil
Fossil
Fossils are the preserved remains or traces of animals , plants, and other organisms from the remote past...

s. They were possibly insectivore
Insectivore
An insectivore is a type of carnivore with a diet that consists chiefly of insects and similar small creatures. An alternate term is entomophage, which also refers to the human practice of eating insects....

s. It consists of the following:
  • Cone-billed Finch (Xestospiza conica) - prehistoric
    Late Quaternary prehistoric birds
    Prehistoric birds are various taxa of birds that became extinct before recorded history, or more precisely, before they could be studied alive by bird scientists...

  • Ridge-billed Finch (Xestospiza fastigialis) - prehistoric
    Late Quaternary prehistoric birds
    Prehistoric birds are various taxa of birds that became extinct before recorded history, or more precisely, before they could be studied alive by bird scientists...

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