''Xenophthalmichthys danae'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of pencil smelt found in deep waters to . This species has been found in the western

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the continen ...

and the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

and is suspected to be circumtropical. This species grows to a length of SL.

References

* Fish described in 1925 Fish of the Atlantic Ocean Fish of the Pacific Ocean Microstomatidae Monotypic fish genera {{Argentiniformes-stub