// Workers AI · dad joke modeWhat did Pachytheca say? I'm thick-headed.
| Pachytheca Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Genus: | †Pachytheca Hook.f. |
Pachytheca are fossils of ancient plants, dating from the upper Silurian to the lower Devonian.
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| This article related to a Paleozoic plant is a stub. You can help Wikipedia by adding missing information. |