Oxalaia Size, Oxalaia was probably 12 to 14 metres (39 to 46 feet) long, and likely weighed 5 to 7 tonnes (4. 9 Dinosaur Oxalaia quilombensis: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references Spinosaur size comparison by Prehistoric Wildlife 1 – Spinosaurus, 2 – Baryonyx, 3 – Ichthyovenator, 4 – Oxalaia, 5 – Suchomimus, 6 – Irritator. The animal noted to resemble one of its closest relatives Spinosaurus, but studies have shown that it has more than enough physical differentiation in morphology to be considered its own genus. However, it's still the biggest spinosaur known from South America and possibly the second largest, next to Spinosaurus. Oxalaia is known from the holotype MN 6117-V, fused premaxillae of a very large individual and from the referred fragment MN 6119-V, an isolated and incomplete left maxilla, which were found on Cajual Island, Maranhao of northeastern Brazil. Jul 23, 2012 · Species O. Size of various spinosaurids (Oxalaia in green, third from left) compared with a human The type elements of Oxalaia closely resemble those of specimens MSNM V4047 and MNHN SAM 124, both referred to Spinosaurus aegyptiacus. 9 to 6. It reached a length of nearly 40 feet and weighed in the ballpark of 4 tons. [1][2] The theropod's Scientists guessed Oxalaia' s size by comparing its bones. ytsqv, 5ge, schd, celgq, 3x, mwkc, zqyt0, mkm1k, jtaku, 43,