Acritax - Acritax_JWIP - Pterospermopsis asperata Acritax - Acritax_JWIP - Pterospermopsis asperata

CATALOG - Pterospermopsis asperata

Folder trail: Acritax_JWIP -> P -> Pterospermopsis -> Pterospermopsis asperata
Folders this level: P. angulus, P. aptiensis, P. aristotelesii, P. asperata, P. asperculus, P. binatum, P. bohaiensis, P. bulbosa, P. chinaica, P. concentricus, P. danica, P. doringii, P. dubius, P. fragilis, P. kieseri, P. latus, P. marginatum, P. microgranulosum, P. minus> >>

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 - Pterospermopsis asperata compiled by John Williams and Brian Pedder

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

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