Acritax - Acritax_JWIP - Protosphaeridium densum

CATALOG - Protosphaeridium densum

Folder trail: Acritax_JWIP -> P -> Protosphaeridium -> Protosphaeridium densum
Folders this level: P. ace, P. asaphum, P. ascus, P. charnium, P. clarum, P. conglutinatum, P. cryptogranulosum, P. debilum, P. densum, P. discum, P. duricorium, P. flexosum, P. flexuosum, P. fulvastrum, P. fuscipeliolatum, P. gibberosum, P. holtedahlii, P. laccatum, P. microgranifer, P. minor, P. minutum, P. muirii, P. nervatum, P. paleaceum> >>

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

Current identification:

Rank: Species


Acritax - Acritax_JWIP - Protosphaeridium densum 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: Protosphaeridium densum

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