Maguire & Fanshawe 23520 (Guyana, Potaro R. Gorge, Maguire & Fanshawe 23520)

Derived Unit

Derivation tree

  • Guyana, Potaro R. Gorge, Maguire & Fanshawe 23520
    • Guyana, Potaro R. Gorge, Maguire & Fanshawe 23520