Glen Joyce
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Velociraptor, Late Cretaceous (75-71 Ma), Discovered by Osborn -1924; Artwork by Soufiane Idrassi

Velociraptor, Late Cretaceous (75-71 Ma), Discovered by Osborn -1924; Artwork by Soufiane Idrassi

Spinosaurus is the largest of all known carnivorous dinosaurs, larger than Tyrannosaurus and Giganotosaurus. Estimates published in 2005 and 2007 suggest that it was 12.6 to 18 metres (41 to 59 ft) in length and 7 to 20.9 tonnes (7.7 to 23.0 short tons) in weight.

Spinosaurus is the largest of all known carnivorous dinosaurs, larger than Tyrannosaurus and Giganotosaurus. Estimates published in 2005 and 2007 suggest that it was 12.6 to 18 metres (41 to 59 ft) in length and 7 to 20.9 tonnes (7.7 to 23.0 short tons) in weight.

Styracosaurus, Late Cretaceous, 75.5–75Ma, Marginocephalia (ceratopsian), Discovered by Lambe, 1913

Styracosaurus, Late Cretaceous, 75.5–75Ma, Marginocephalia (ceratopsian), Discovered by Lambe, 1913