Amphirhina are animals, a phylogenetic classification within the subphylum vertebrata. They are more commonly known as the Branch Gnathostomata, and are described as having double nasal chambers, or nostrils, and jaws. The parallel branch in this naming system is Monorhina (more commonly Agnatha), which possess a single nostril and a circular mout...
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http://en.wikipedia.org/wiki/Amphirhina
• (n. pl.) A name applied to the elasmobranch fishes, because the nasal sac is double.
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http://thinkexist.com/dictionary/meaning/amphirhina/
Am`phi·rhi'na noun plural [ New Latin , from Greek ... + ..., ..., nose.]
(Zoology) A name applied to the elasmobranch fishes, because the nasal sac is double.
Found on
http://www.encyclo.co.uk/webster/A/73
No exact match found.
