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| regnum = Animalia | phylum = Chordata | subphylum = Vertebrata | infraphylum = Gnathostomata | superclassis = Osteichthyes | classis = Actinopterygii | subclassis = | ordo = Pycnodontiformes | superfamilia = | familia = Trewavasiidae〔Nursall, Ralph Mesozoic Fishes – Systematics and Paleoecology, G. Arratia & G. Viohl (eds.), Verlag Dr. Friedrich Pfeil, München, Germany, 1996 – ISBN 3-923871-90-2 "The phylogeny of pycnodont fishes"〕 | subfamilia = | genus = ''Trewavasia'' | species = ''T. carinata'' | binomial = ''Trewavasia carinata'' | binomial_authority = }} ''Trewavasia carinata'' is an extinct pycnodontid that lived during the lower Cenomanian of what is now Lebanon.〔 It had a large, forward-pointing horn-like spine between its eyes, and a massive stump-like spine emanating from the back of its head. ''T. carinata'' is closely related to the very similar looking genera ''Ichthyoceros'' and ''Hensodon'', as well as ''Coccodus''. ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Trewavasia」の詳細全文を読む スポンサード リンク
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