10741 Copella arnoldi (Regan, 1912) Lebiasinidae Pencilfishes Pyrrhulininae Characiformes Teleostei Splash tetra South America: lower rio Amazonas basin, coastal drainages of Pará and Amapá, Brazil, Guyana, French Guiana, Surinam, mouth of rio Orinoco, and coastal drainages of Sucre and Monagas, Venezuela. AMNH 13348 Copeina arnoldi AMNH 14366 1937 Copeina arnoldi AMNH 14534 1937 Copeina arnoldi AMNH 14553 1937 Copeina arnoldi AMNH 14557 1937 Copeina arnoldi AMNH 14562 1937 Copeina arnoldi AMNH 14415 1938 Copeina arnoldi AMNH 16429 1938 Copeina arnoldi AMNH 14828 1939 Copeina arnoldi AMNH 14830 1939 Copeina arnoldi AMNH 14838 1939 Copeina arnoldi