Greek xanthellus, yellow, in allusion to the bright colour
of the specimens. A noun in apposition.
after the Xavante, an indigenous ethnic group nowadays
inhabiting several Indigenous Lands that form part of
its earlier territory of traditional occupation, in the
region comprised by the Serra do Roncador and the valleys
of the Rio das Mortes, Rio Culuene, Rio Couto de Magalhães,
Rio Batovi, and Rio Garc¸as, in the eastern Mato
after the Xikrin, an indigenous ethnic group inhabiting
the Rio Bacaja' margins. The Xikrin people belong to the
"Je" linguistic trunk, calling themselves "Mebengokre".
They are related to the Kayapo people with whom they share
the same self-denomination, cultural characteristics such
as body painting patterns, language, residence and marital
relations, rituals, chants, and naming system.
From the Xingu River,
sword describing the long (artificial) snout in this Synodontis