Acritax - Acritax_JWIP - Hyrtellosphaeridium trivialis Acritax - Acritax_JWIP - Hyrtellosphaeridium trivialis

CATALOG - Hyrtellosphaeridium trivialis

Folder trail: Acritax_JWIP -> H -> Hyrtellosphaeridium -> Hyrtellosphaeridium trivialis
Folders this level: H. adductus, H. brevispinosus, H. microsaetosum, H. semnus, H. trivialis

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 - Hyrtellosphaeridium trivialis 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: Hyrtellosphaeridium trivialis

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