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Portlandien |
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Liste des espèces indice : |
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| Galbanites (Kerberites) kerberus |
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| Galbanites okusensis |
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| Glaucolithes glaucolithus |
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| Progalbanites galbani | |||||
| Virgatopavlovia fittoni | |||||
| Pavlovia pallasioides |
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| Pavlovia rotunda |
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| Pectinatites pectinatus |
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| Pectinatites paravirgatus |
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| Pectinatites eastlecottensis |
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| Pectinatites (Arkellites) hudlestoni | |||||
| Pectinatites (Virgatosphincoides) encombensis | |||||
| Pectinatites (Virgatosphinctoides) reisiformis | |||||
| Pectinatites (Virgatosphinctoides) wheatleyensis |
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| Pectinatites (Virgatoshinctoides) smedmorensis | |||||
| Pectinatites (Virgatosphintoides) scitulus | |||||
| Pectinatites (Virgatosphinctoides) elegans | |||||