Acritax - Acritax_JWIP - Prototrachysphaeridium
CATALOG - Prototrachysphaeridium
Folder trail: Acritax_JWIP -> P -> Prototrachysphaeridium
Folders this level: << < Proteus, Protoarchaeosacculina, Protoarenicola, Protobella, Protocridosphaeridium, Protolagena, Protoleiosphaeridium, Protolophosphaeridium, Protomassulina, Protomycterosphaeridium, Protonucellosphaeridium, Protoocridosphaeridium, Protopharetra, Protosphaeridium, Prototracheites, Prototrachysphaeridium, Prototrematosphaeridium, Protovavosphaeridium, Protozonosphaeridium, Psenotopus, Pseudoarenicola, Pseudobohaidina, Pseudodendron, Pseudodiacrodiacrodium, Pseudodiacrodium, Pseudodicrodiacrodium, Pseudodomasia, Pseudofavososphaera, Pseudofromea, Pseudolunulidia, Pseudomaranhites> >>
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