Good news! Aelurus means “waggy tail.” You’re welcome. It’s an early Greek word for the domestic cat. I think “Pseud-” was added in 1850 by
William Smith made the first national geological map.
Does it matter if the ferocious sabertooth that’s about to attack you lacks the right bone structure to convince scientists it’s a cat?
The reason why there never could have been a “sabertoothed tiger” in real life.