Acrocanthosaurus contains only a single species, A. atokensis. Its fossil remains are found mainly in the U.S. states of Oklahoma, Texas, and Wyoming, although teeth attributed to Acrocanthosaurus have been found as far east as Maryland. Each prehistoric figure in the Collect A collection has been approved by archeologist Anthony Beeson, a well-respected expert in paleo imagery. All Collect A models are individually hand crafted to the highest standards and made with the finest and safest phthalate-free, lead-free materials. Create a natural world in miniature with high quality toy replicas from Collect A. Our mission is to educate collectors and to provide the greatest opportunity for creative play. FUN FACTS: Acrocanthosaurus was remarkable for the high neural spines on its neck, back and tail whose function is unknown. Acrocanthosaurus means "High-spined Lizard". PALEONTOLOGIST APPROVED: Working with experts from across the globe, Collecta hand-painted figurines are all factually accurate and paleontologist-approved, so little ones get to learn while they play. AUTHENTICITY: Each prehistoric sculpture has been approved by Anthony Beeson, a well respected expert in palaeoimagery who is also an art librarian, archaeologist and collector, based in the city of Bristol, England. DELUXE 1:40 SCALE: Each of the Collecta Deluxe models comes with a little plastic palaeontologist know as "Sir Arthur Gauge". Sir Arthur comes complete with pickaxe and binoculars and provides scale for each model. This really allows the size of the Acrocanthosaurus to be appreciated. PRODUCT SPECS: Deluxe Acrocanthosaurus measures 13.4" L x 5.4" H making this a relatively large model, but one that can still be held comfortably by the hands of a small child.29.5cm X11.9cm