Definition of "cavegirl"

ONE DAY a caveman sat scratching his bristly cheeks with a sharp shell. Maybe it was the shell of a razor clam. But at least it took the whiskers off dandily. And pretty soon a little cavegirl wandered by and rubbed the caveman’s smooth cheek fondly.

1966 April 3, Art Vinsel, “Gadzooks! Where Did All the Hirsutes Come From?”, in Independent-Press-Telegram, volume 14, number 31, Long Beach, Calif., page eight