UPSC Prelims Current Affairs for 25 July 2026

Ceratocaudia antigua Latest News

Scientists recently discovered a new species of long-necked dinosaur named Ceratocaudia antiqua in western India that possessed a unique, horn-like tail crest.

About Ceratocaudia antigua

• It is a new species of long-necked dinosaur.
• It was discovered following excavations in the Kaladongar Formation of the Kachchh Basin in the Kutch district of Gujarat. 
• Living roughly 170 to 180 million years ago during the Jurassic period, this diminutive giant reaches only about seven meters in length, significantly smaller than its more famous 20-meter-long relatives like Brachiosaurus. 
• Ceratocaudia is distinguished by several physical traits that set it apart from its closest relatives. 
  • The most striking feature is a curved, horn-like crest atop its front tailbones. 
  • It also possessed a unique notch on its neck vertebrae and specific shapes in its lower leg bones, the tibia and fibula, which have not been seen in other sauropods.
  • Furthermore, its tail vertebrae show a rare transition from flat-ended joints to "ball-and-socket" joints near the tip, a feature usually reserved for much later dinosaur species. 
• The name Ceratocaudia antiqua reflects these physical and historical traits. 
  • The genus name is derived from the Greek words ‘cerato’ (meaning horn) and ‘caud’ (meaning tail), referring to the unique spike on its vertebrae. 
  • The species name, ‘antiqua’, is Latin for "old" or "ancient," highlighting that this is one of the earliest known macronarian dinosaurs, a group of long-necked giants characterised by their large, boxy skulls and wide nostrils.
• Ceratocaudia now stands as the earliest diagnosable member of its lineage in India and one of the oldest in the world .

News: RM