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Ostracoderm vs Agnathan - What's the difference?

ostracoderm | agnathan | Hyponyms |

Agnathan is a hyponym of ostracoderm.


Ostracoderm is likely misspelled.


Ostracoderm has no English definition.

As an adjective agnathan is

belonging or pertaining to the superclass Agnatha, the jawless vertebrates.

As a noun agnathan is

a member of the superclass Agnatha of jawless vertebrates.

ostracoderm

Not English

Ostracoderm has no English definition. It may be misspelled.

English words similar to 'ostracoderm':

ostrichism, oestrogenism

agnathan

Adjective

(en adjective)
  • (zoology) Belonging or pertaining to the superclass Agnatha, the jawless vertebrates.
  • * 2005 , Tim Haines and Paul Chambers, The Complete Guide to Prehistoric Life , BBC Books, page 20:
  • Haikouichthys is one of three species of jawless (or agnathan ) fish to be found in the Early Cambrian period.

    Noun

    (en noun)
  • (zoology) A member of the superclass Agnatha of jawless vertebrates.
  • * 1956 , D. R. Newth, "On the Neural Crest of the Lamprey Embryo", Journal of Embryology and Experimental Morphology , volume 4, page 358:
  • Thus should the cranial neural crest in cyclostomes prove to be non-skeletogenous this might be a reflection either of its own primitiveness or of the different evolutionary origins and morphological status of the visceral skeleton in agnathans and gnathostomes.
  • * 1992 , Peter J. Hanley et al., "Hagfish Humoral Defense Protein Exhibits Structural and Functional Homology with Mammalian Complement Components", Proceedings of the National Academy of Sciences , volume 89, page 7910:
  • The hagfish is an agnathan , a modern representative of the earliest evolved group of vertebrates, the ostracoderms or jawless fishes, which arose prior to the ancient placoderms (3).

    Synonyms

    * agnath * agnatha

    Hypernyms

    * vertebrate

    Hyponyms

    * cyclostome * ostracoderm

    Coordinate terms

    * gnathostome