Genus Protohaploxypinus
- Species total:
- 132
- Age range:
- 500 - 1.8 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Protohaploxypinus sewardii | Carboniferous | Early Triassic |
|
| Protohaploxypinus scutulatus | Sakmarian | Sakmarian |
|
| Protohaploxypinus samoilovichii | Carboniferous | Early Cretaceous |
|
| Protohaploxypinus rugosus | Middle Permian | Kazanian |
|
| Protohaploxypinus rugatus | Late Carboniferous | Early Cretaceous |
|
| Protohaploxypinus rotunda | Early Kazanian | Early Kazanian |
|
| Protohaploxypinus robustus | Middle Triassic | Middle Triassic |
|
| Protohaploxypinus riojanus | Carboniferous | Early Permian |
|
| Protohaploxypinus richteri | Thuringian | Late Jurassic |
|
| Protohaploxypinus rhomboeformis | Late Permian | Late Permian |
|
| Protohaploxypinus reticulatus | Permian | Rhaetian |
|
| Protohaploxypinus remotus | Tournaisian | Namurian |
|
| Protohaploxypinus pseudostriatus | Carnian | Carnian |
|
| Protohaploxypinus prolixus | Late Carboniferous | Late Triassic |
|
| Protohaploxypinus prolerus | Anisian | Anisian |
|
| Protohaploxypinus plicatus | Nd | Nd |
|
| Protohaploxypinus perfectus | Late Paleozoic | Triassic |
|