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The order Pygocephalomorpha is an extinct group of peracarid crustaceans. Pygocephalomorpha appeared in the Late Devonian, were abundant from the Carboniferous era until their extinction in the Early Permian era.
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order group carapace extinct jerometichenoriidae notocarididae pygocephalidae tealliocarididae tylocarididae pygocephalus tealliocaris families peracarid crustaceans devonian carboniferous extinction permian appeared late
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Pygocephalomorpha | is a | extinct group of peracarid crustaceans | 0.90 | text |
| Pygocephalomorpha | related to Families | The | 0.60 | section |
| Pygocephalomorpha | related to Families | Jerometichenoriidae Schram | 0.60 | section |
| Pygocephalomorpha | related to Families | Jerometichenoria Schram | 0.60 | section |
| Pygocephalomorpha | related to Families | Notocarididae Brooks | 0.60 | section |
| Pygocephalomorpha | related to Families | Notocaris Broom | 0.60 | section |
| Pygocephalomorpha | related to Families | Paulocaris Clarke | 0.60 | section |
| Pygocephalomorpha | related to Families | Pygocephalidae Brooks | 0.60 | section |
| Pygocephalomorpha | related to Families | Anthracaris Brooks | 0.60 | section |
| Pygocephalomorpha | related to Families | Mamayocaris Brooks | 0.60 | section |
| Pygocephalomorpha | related to Families | Pygocephalus Huxley | 0.60 | section |
| Pygocephalomorpha | related to Families | Tealliocarididae Brooks | 0.60 | section |
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