ichthyosaur
/ˈɪkθɪəsɔː(r)/(亦作ichthyosaurus /ˌɪkθɪəˈsɔːrəs/)
noun
1- a fossil marine reptile of the Mesozoic era, resembling a dolphin with a long pointed head, four flippers, and a vertical tail鱼龙。
1.1
- Order Ichthyosauria, subclass Diapsida: numerous genera, including Ichthyosaurus.鱼龙目, 双弓亚纲, 众多属, 包括鱼龙属。
词源
mid 19th cent.: from ICHTHYO- 'fish' + Greek sauros 'lizard'.