Tricleidus is an extinct genus of cryptoclidid[1] plesiosaur known from only specimen (BMNH R3539) from the middle Jurassic of United Kingdom.[2] It was first named by Andrews in 1909 and the type species is Tricleidus seeleyi.
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Tricleidus is an extinct genus of cryptoclidid[1] plesiosaur known from only specimen (BMNH R3539) from the middle Jurassic of United Kingdom.[2] It was first named by Andrews in 1909 and the type species is Tricleidus seeleyi.