Diplodocidae (Taxonomic Rank: Family)
Sauropod dinosaurs from the Middle Jurassic to the Early Cretaceous with long necks and tails including some of the longest creatures ever to walk the Earth.

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	Apatosaurus Atlantosaurus Barosaurus Dinheirosaurus Diplodocus Dyslocosaurus Eobrontosaurus Supersaurus Tornieria

= Extinct Life Forms   = Living Creatures   = Fictional Beasts   = Inanimate Objects   = Ethereal Entities    = At least one collectible is catalogued