spinosaurid
(paleontology, dated) Any basal member of the Synapsida, related to the mammals but superficially resembling reptiles.
plural of pinky cheater
(zoology) Any dinosaur in the family Spinosauridae.
Alternative form of nancyboy
新たに発見されたスピノサウルス科の恐竜は、おそらく帆を支えたであろう長い神経棘を示していた。
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DiQt
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