Emily Ratajkowski shows off her impressive assets as she as Raquel ...

They're each great beauties of their respective ages.

And on Wednesday, model-actress Emily Ratajkowski channeled actress-singer Raquel Welch for her Halloween appearance on Jimmy Kimmel Live.

In a nod to the classic 1966 film One Million Years B.C., Emily, 27, wore a cleavage-enhancing faux animal skin bikini for the taping.

Throwback: On Wednesday, model-actress Emily Ratajkowski channeled actress-singer Raquel Welch for her Halloween appearance on Jimmy Kimmel Live

Throwback: On Wednesday, model-actress Emily Ratajkowski channeled actress-singer Raquel Welch for her Halloween appearance on Jimmy Kimmel Live

The Gone Girl actress made the most of her eye-popping bust in the leather and fur garment.

Her wavy tresses were worn in a very similar style to Welch in her iconic adventure saga, however Ratajkowski's were a shade darker.

The I Feel Pretty actress also wore a lot more eye liner than Welch did in her 1960s hit. 

The original: Welch in the 1966 film One Million Years B.C

The original: Welch in the 1966 film One Million Years B.C

White on: The Instafamous model also rocked a retro look for her journey to the Los Angeles studio

White on: The Instafamous model also rocked a retro look for her journey to the Los Angeles studio

The Instafamous model also rocked a retro look for her journey to the Los

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