elasmosaurus definition

  • noun:
    • An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
    • An American genus of extinct reptiles, for the order Sauropterygia, related to the plesiosaurs, but differing within the construction of this pectoral arch.
    • An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
    • An American genus of extinct reptiles, of purchase Sauropterygia, about the plesiosaurs, but varying inside framework of pectoral arch.
    • An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
    • An American genus of extinct reptiles, of the order Sauropterygia, about the plesiosaurs, but varying in the framework of the pectoral arch.
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