# Last-appearance dates are consistent with extinction of many genera in a short window at the end of the…

> Last-appearance dates are consistent with extinction of many genera in a short window at the end of the Pleistocene.

Source: https://mysteriesdept.com/mysteries/younger-dryas-impact/evidence/EVD0D51XPZA6YDX/last-appearance-dates-are-consistent-with-extinction-of-many  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact)Evidence

Evidence · Younger Dryas impact hypothesis

# Last-appearance dates are consistent with extinction of many genera in a short window at the end of the…

Last-appearance dates are consistent with extinction of many genera in a short window at the end of the Pleistocene.

Suggestive0

## What it bears on 1 answer

[The impact's fires and climate effects killed off the megafauna and broke Clovis society within a short time.](https://mysteriesdept.com/mysteries/younger-dryas-impact/answers/ANS0D51XPQG4ZGZ/the-impacts-fires-and-climate-effects-killed-off-the)

Disputed

FOR

## Cite it

```
Mysteries Department. (2026). Last-appearance dates are consistent with extinction of many genera in a short window at the end of the… [Evidence EVD0D51XPZA6YDX]. https://mysteriesdept.com/r/EVD0D51XPZA6YDX
```

Key

**EVD** 0D51XPZA6YDX

Kind

Evidence

Tier

Suggestive

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1

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