What is the meaning of Leopard_eel?

Any of species Siren reticulata of aquatic salamander, endemic to the southeastern United States, first formally described in 2018.

A species of marine eel, Myrichthys pardialis, known from the Atlantic Ocean, including the Canary Islands, Annobón Island, Equatorial Guinea, and São Tomé Island, that forms burrows in coarse sand sediments on rocky island coasts.

Source: wiktionary.org