A team of Argentine paleontologists has discovered one of the oldest known dinosaur species — Huayracursor jaguensis, a long-necked herbivore that lived around 230 million years ago. The fossil was unearthed in Quebrada de Santo Domingo, La Rioja province, at more than 3,000 meters above sea level. According to Argentina’s National Scientific and Technical Research Council (CONICET), the remarkably well-preserved skeleton includes parts of the skull, vertebral column, and limbs. Scientists say t