The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
The carbonate microproblematicum Saccamminopsis is reinterpreted as a probable udoteacean algal gametophyte, and it is compared with different genera of problematical Udoteaceae or Dasycladaceae of the Mesozoic and Cenozoic. No parallel is possible with other Palaeozoic or Recent microfossils. Saccamminopsis is virtually confined to the western Tethyan carbonates (Japan excepted) during the late Visean...
A new alga is described from the late Visean of SW Spain: Neoprincipia nov. gen. Specimens of this new genus were either usually assigned to Archaeolithophyllum or Principia of Brigantian-Serpukhovian age. Two new species N. guadiatica nov. gen., nov. sp. and N. tethysiana nov. gen., nov. sp. are described. Their massive appearance, in continuous series, characterizes the base of the Brigantian elsewhere...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.