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heterostraci

 

Definitions from WordNet

Noun heterostraci has 1 sense
  1. Heterostraci, suborder Heterostraci - extinct group of armored jawless fishes or fishlike vertebrate; taxonomy is not clear
    --1 is a kind of animal order
    --1 is a member of Ostracodermi, order Ostracodermi
    --1 has members: heterostracan

Definitions from the Web

Heterostraci

Noun: Heterostraci is a subclass of extinct armored jawless fishes that lived during the Paleozoic era.

Example sentence: The fossils of heterostraci provide invaluable insights into the early evolution of vertebrates.


Related products: Fish Fossils, Paleozoic Fossils

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