Folder trail: Acritax_JWIP -> P -> Pirea
Folders this level: << < Phacelogeminus, Phanerosphaerops, Phascolites, Phasedites, Phenacoon, Pheoclosterium, Phormidella, Physalocysta, Physophycus, Picostella, Pictonicopila, Pilavia, Piliferosphaera, Pinocchiodinium, Piperodinium, Pirea, Piyuancunella, Planctonites, Platycystidia, Pleurozonaria, Plicatidium, Plicatofusa, Plicatosphaera, Plicatosphaeridium, Podoliella, Podolina, Poikilofusa, Pololeptus, Polonosphaeridium, Polyacuata, > >>

This catalog consists of scans of cards from the "John William Index of Palaeopalynology" compiled by John Williams between 1971 and 2010 - see also this page.
The cards inclued here are only those for the acritarchs, they are sorted alphabetically for simple browsing. You can also use search boxes at the top & bottom of the page to find specific taxa
There are PDF (higher quality) and jpeg (faster opening) copies of the cards, the content of them is identical

Pirea ambigua
Pirea apertura
Pirea bacifera
Pirea calvitia
Pirea capitata
Pirea capitulifera
Pirea clavata
Pirea colliformis
Pirea columbiella
Pirea columbifera
Pirea comata
Pirea dubia
Pirea fausta
Pirea inflata
Pirea laevigata
Pirea lagenaria
Pirea nervata
Pirea orbicularis
Pirea ornata
Pirea ornatissima
Pirea sinensis
Pirea transitoria

Current identification/main database link:

Rank: Genus


Acritax - Acritax_JWIP - Pirea compiled by John Williams and Brian Pedder

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Short stable page link: Go to to create a permanent copy of this page - citation notes
Possible link to Algaebase for nomenclatural details: Pirea

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