The massive sauropod, Brontosaurus (ブロントサウルス Burontosaurusu), was a common sight in the Dinosaur Squadron Koseidon.
Dinosaur Squadron Koseidon
When alien forces invaded prehistoric earth, one of the many victims of their ruthless attacks where the gentle giant, the brontosaurs. One brontosaur even lost its life to the ruthless Tyrannosaurus Jackie. They were one of the many not-important dinosaurs in Koseidon.
- The Brontosaurus prop and suit is one of the newer suits.
- Height: Varies
- Weight: Varies
- Origin: Prehistoric Earth
- Powers and Weapons
|Dinosaur Squadron Koseidon Kaiju|
|Alien Devil Akumazy | Alien Godmes | Alien Yapu | Baribaa | Bemugan | Brontosaur | Commissioner Zaji | Cyborg B1 | Cyborg B2 | Dakiron | Demoth | Dimetrodon | Dr. Munakata | Emperor Godmes | Eredon | Gaos | Gariasu | Giburasu | Gigi | Grandon | Julie | Kinokongu | Leader Jericho | Magma People | Piragia | Futabasaurus | Pteranodon | Ragout | Robot | Nipponosaurus | Triceratops | Tyrannosaurus Jackie|