Acritax - Acritax_JWIP - Trachysphaeridium Acritax - Acritax_JWIP - Trachysphaeridium

CATALOG - Trachysphaeridium

Folder trail: Acritax_JWIP -> T -> Trachysphaeridium
Folders this level: << < Tortiliphycus, Tortunema, Trachyarachnitum, Trachycyrillium, Trachydiacrodium, Trachydiscina, Trachyhystrichoides, Trachyhystrichosphaera, Trachyhystrichosphaeridium, Trachymarginata, Trachyminuscula, Trachyoligotriletes, Trachypsophosphaera, Trachyritidodiacrodium, Trachyrytidodiacrodium, Trachysphaeridium, Trachythrichoides, Trachytriletes, Trachyvalia, Trachyzonodiacrodium, Tranvikium, Trematoligotriletum, Trematosphaera, Trematosphaeridium, Tresarcus, Tretopilula, Tretosohyrtana, Trialetes, Triangulina, Triangumorpha, Tribulidium> >>

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

Trachysphaeridium has 111 sub-taxa these are grouped in 3 pages
1 T. aci :: 2 T. gra :: 3 T. pro
Trachysphaeridium granosum

Trachysphaeridium granulatum

Trachysphaeridium hirtum

Trachysphaeridium hispidum

Trachysphaeridium holtedahlii

Trachysphaeridium hyalinum

Trachysphaeridium incrassatum

Trachysphaeridium induratum

Trachysphaeridium irregularium

Trachysphaeridium iunatum

Trachysphaeridium jayanense

Trachysphaeridium lachandinum

Trachysphaeridium laminaritum

Trachysphaeridium largissimum

Trachysphaeridium latiplicatum

Trachysphaeridium laufeldii

Trachysphaeridium leguminiformis

Trachysphaeridium leptoderme

Trachysphaeridium leptodermum

Trachysphaeridium levis

Trachysphaeridium magnum

Trachysphaeridium maicum

Trachysphaeridium medialum

Trachysphaeridium medium

Trachysphaeridium minor

Trachysphaeridium minutum

Trachysphaeridium multicavum

Trachysphaeridium multissimus

Trachysphaeridium myctum

Trachysphaeridium nucleolatum

Trachysphaeridium obtrium

Trachysphaeridium opacum

Trachysphaeridium ovale

Trachysphaeridium parapertum

Trachysphaeridium partiale

Trachysphaeridium patellare

Trachysphaeridium pellucidum

Trachysphaeridium phalanxum

Trachysphaeridium planum

Trachysphaeridium plicatum

Trachysphaeridium has 111 sub-taxa these are grouped in 3 pages
1 T. aci :: 2 T. gra :: 3 T. pro

Current identification:

taxonomic rank: Genus


Acritax - Acritax_JWIP - Trachysphaeridium 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: Trachysphaeridium

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