†Markalius inversus Deflandre 1954 (haptophyte alga)
Click image to enlarge. Click to access iDigBio record.
Coccolithophyceae - Prymnesiophycidae - Prymnesiophycidae
Alternative combination: Cyclococcolithus inversus
Belongs to Markalius according to M. S. G. Estebenet et al. 2020
See also Bown 1998 and Perez Panera 2013
Sister taxon: Markalius apertus
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Oligocene of Germany (1 collection)
• Paleocene of Argentina (1), United States (2: Missouri)
• Cretaceous of Argentina (2)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.