Large Cut & Polished Ammonite Pair | 18.5 × 15.5cm | Lower Cretaceous | Madagascar Hercules_beetle Species: Hexarthrius mandibularis sumatranus

Species: Hexarthrius mandibularis sumatranus

Preparation: Professionally set and preserved

Classified as a semi-precious stone

Rhinoceros beetles are among the strongest animals on Earth relative to their size - they can lift objects 850 times their own weight

Large Cut & Polished Ammonite Pair | 18.5 × 15.5cm | Lower Cretaceous | Madagascar Hercules_beetle Species: Hexarthrius mandibularis sumatranus115 Million Years of Natural Architecture Ammonites were cephalopod molluscs relatives of today's nautilus and squid that dominated the world's oceans for over 300 million years before their extinction at the end of the Cretaceous period. Named after the ram horned Egyptian god Ammon, whose coiled horns their shells resemble, they ranged in size from a few millimetres to over two metres in diameter. This matched pair, sourced from Madagascar and