agnathan
English
Etymology
From Agnatha, from (deprecated template usage) [etyl] Ancient Greek Lua error in Module:parameters at line 290: Parameter "sc" should be a valid script code; the value "polytonic" is not valid. See WT:LOS. + Lua error in Module:parameters at line 290: Parameter "sc" should be a valid script code; the value "polytonic" is not valid. See WT:LOS.
Pronunciation
Adjective
agnathan (comparative more agnathan, superlative most agnathan)
- (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.
- 2005, Tim Haines and Paul Chambers, The Complete Guide to Prehistoric Life, BBC Books, page 20:
Noun
agnathan (plural agnathans)
- (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).
- 1956, D. R. Newth, "On the Neural Crest of the Lamprey Embryo", Journal of Embryology and Experimental Morphology, volume 4, page 358:
Synonyms
Hypernyms
Hyponyms
Coordinate terms
Translations
member of the superclass Agnatha of jawless vertebrates
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