Some catch cattle in Zaria, taking them by rope (5)

I believe the answer is:

riata

I'm a little stuck... Click here to teach me more about this clue!

'rope' is the definition.
(I know that riata is a type of rope)

'some catch cattle in zaria taking them' is the wordplay.
'RIATA' is hidden within the letters.
However, I'm not sure how the hidden word is indicated.

'by' acts as a link.

Can you help me to learn more?

(Other definitions for riata that I've seen before include "Tiara turned into a cowboy's rope" , "lasso" , "Lariat made from strange tiara" , "Spanish lariat" , "Rope with noose" .)

I've seen this clue in the Sydney Morning Herald.

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