Below This Early Jurassic ichthyosaur is
. Stencotervcius. and it is from the Early
Jurassic Posidonia Shale of E==~~!!~
Holzmaden, Germany Some oi, the
ring-like vertebrae have been displaced during
preservation, as has the end of -the rear (pelvic) flipper
Lonq, thin ribs have also been scattered across the
main body region. The front flipper shows numerous
digit bones setclosely together, which in life would
have been bound with muse/eand connective tissue.
Name: Ichthyosaurus.
Meaning: Fish reptile
(fish lizard).
Grouping: Reptile,
Ichthyosaur
Informal ID: Ichthyosaur
Fossil size: Slab length
1 m!3'/,ft.
Reconstructed size: Total
length up to 3m!10ft.
Habitat: Seas.
Time span: Chiefly
Jurassic, 200-150 million
years ago.
Main fossil sites: Worldwide.
Occurrence: •••
1.
Left: Shonisaurus from the Late
Triassic was one of the largest
ichthyosaurs, reaching lengths of
15m/50ft - as big as some great
whales of today
Long, slim jaws
Pointed snout
Small sharp
teeth
Below This Early Jurassic ichthyosaur is . Stencotervcius. and it is from the Early Jurassic Posidonia Shale of E==~~!!~ Holzmaden, Germany Some oi, the ring-like vertebrae have been displaced during preservation, as has the end of -the rear (pelvic) flipper Lonq, thin ribs have also been scattered across the main body region. The front flipper shows numerous digit bones setclosely together, which in life would have been bound with muse/eand connective tissue. Name: Ichthyosaurus. Meaning: Fish reptile (fish lizard). Grouping: Reptile, Ichthyosaur Informal ID: Ichthyosaur Fossil size: Slab length 1 m!3'/,ft. Reconstructed size: Total length up to 3m!10ft. Habitat: Seas. Time span: Chiefly Jurassic, 200-150 million years ago. Main fossil sites: Worldwide. Occurrence: ••• 1. Left: Shonisaurus from the Late Triassic was one of the largest ichthyosaurs, reaching lengths of 15m/50ft - as big as some great whales of today Long, slim jaws Pointed snout Small sharp teeth
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