Mamenchisaurus was a herbivorous sauropod that lived 160 to 145 million years ago. Known for its super long neck which made up half the total body length, it may have reached between 22 m (72 ft) to 35 m (115 ft) in length.Uniquely, the CollectA Mamenchisaurus model incorporates a tail club suggested by unusual and fused vertebrae found at the tip of the tail of one fossil specimen.Hand-painted dinosaur toy. Designed by experts, CollectA dinosaur models are factually accurate and true to life.Mamenchisaurus Deluxe 1:100 scale- product features: Mamenchisaurus Deluxe 1:40 scale 40cm x 24cm Designed by experts to be factually accurate