Deleng sumberé Agnatha

{{taxobox
|name = Agnatha
|image = Lampetra fluviatilis.jpg
|image_caption = ''[[Lampetra fluviatilis]]''
| fossil_range = {{fossil range|530|0|ref=<ref name=Xian-guang2002>{{Cite journal | last = Xian-guang | first =  H. | coauthors =Richard J. Aldridge2, David J. Siveter2,Derek J. Siveter3,4 and Feng Xiang-hong | year = 2002 | title = New evidence on the anatomy and phylogeny of the earliest vertebrates | journal = Proceedings of the Royal Society B: Biological Sciences | volume = 269 | issue = 1503 | pages = 1865–1869 | doi = 10.1098/rspb.2002.2104 | url = http://journals.royalsociety.org/index/JA88X875KH2VC0E8.pdf|format=PDF | pmid = 12350247 | pmc = 1691108 | postscript = <!--None-->}}</ref>}}
| regnum = [[Animalia]]
| phylum = [[Chordata]]
| clad = [[Craniata]]
| superclassis = '''Agnatha'''
| superclassis_authority = [[Edward Drinker Cope|Cope]], 1889
| excludes = [[Gnathostomata]]<ref>''[[Edwin Harris Colbert|Colbert, E.H.]] lan Morales, M. (2001): [[Evolution of the Vertebrates|Colbert's Evolution of the Vertebrates: A History of the Backboned Animals Through Time]]''. 4th edition. John Wiley & Sons, Inc, New York - ISBN 978-0-471-38461-8.</ref>
}}

'''Agnatha''' (''kéwan ingkang boten gadhah balung rahang'') dipunsebat ugi kaliyan '''Cyclostomata''' (''kéwan ingkang lambenipun bundher'')
inggih punika salah siji kéwan saking [[Kelas (biologi)|superkelas]] saking [[Craniata]] (kéwan ingkang gadhah tengkorak). Meski dhèwèké urip wonten ing toya, agnatha boten saged disebat [[iwak]]. Miturut èlmu [[biologi]], Agnatha punika gadhah rahang, [[sirip]]e boten pasangan ,sarta balung wonten ing awak punika kasusun saking balung rawan.

== Struktur Awak ==
Agnatha boten gadhah rahang. Cangkeme bundher, untune saking [[zat tanduk]], sarta gadhah ilat. Kulitipun boten wonten sisiké, 
balungé saking balung rawan sarta jantungé wonten sekaté kalih. Urip wonten ing laut sarta ambekan nganggé [[angsang]]. Bab pencernaan panganané dhapuré pipa lurus, dhuweni anus, ora duwé [[kloaka]].

== Rujukan ==
{{reflist}}

{{Animalia}}

[[Kategori:Chordata]]
[[Kategori:Heterotrof]]


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