Ika niuniu
| Ika niuniu | ||||||
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| Fakafaʻafaʻahinga fakasaienisi | ||||||
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| Hingoa kakato lōua | ||||||
ʻOku ʻi ai ha ongo haʻa (classis) ʻi he vahe siʻi ʻo e ngaahi monumanu kaungao pe ika kaungao, (gnathostomata):
- ika huihui (osteichthyes), ko honau ʻū hui, ko e hui moʻoni; ʻoku vaheʻi ʻi ua:
- ika kaponga tala (actinopterygii)
- ika kaponga uoua (sarcopterygii)
- ika niuniu (chondrichthyes), ko honau ʻū hui, ʻoku ʻikai faʻu he hui, kā ko e niuniu pe.
Ko e ngaahi ika kau ki ai:
