68584 Brachyhypopomus regani Crampton, de Santana, Waddell & Lovejoy, 2017 Hypopomidae Bluntnose knifefishes Gymnotiformes Teleostei South America: Brazil, Ecuador, Guyana, Peru, Suriname, and Venezuela. Known from the Amazon basin, Orinoco drainage, the Essequibo River, and some coastal drainages of Guyana. MCP 47022 3 S 64 W 2001 Brachyhypopomus