Part of the Riviera, we hear, for a member of the family (5)

I believe the answer is:

niece

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'member of the family' is the definition.
(I've seen this in another clue)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for niece that I've seen before include "Female family member" , "One of the family" , "member of different generation" , "Brother's girl" , "Female relation" .)

I've seen this clue in The Irish News.

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