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Clanga is a genus which contains the spotted eagles. 

1/ Greater spotted eagle (Đại bàng đen, Clanga clanga), also called the spotted eagle
Once thought to be a member of the genus Aquila, but was reclassified to a distinct genus, Clanga, along with the two other species of spotted eagle.

Accipitridae from Latin accipiter/accipitri- "hawk".
accipitrinus Latin accipitrinus hawk-like (accipiter: hawk).
The genus name is from Ancient Greek klangos, "eagle".