Cowan & Soderstrom 2121 (Guyana, Potaro-Siparuni, Potaro R., ca. 4 mi above Kaietur falls, Cowan & Soderstrom 2121)

Derived Unit

Guyana, Potaro-Siparuni, Potaro R., ca. 4 mi above Kaietur falls, Cowan & Soderstrom 2121
- Guyana, Potaro-Siparuni, Potaro R., ca. 4 mi above Kaietur falls, Cowan & Soderstrom 2121