Prymnesiophyceae - Arkhangelskiales - Arkhangelskiellaceae

PaleoDB taxon number: 88173

Alternative combination: Acaenolithus galloisii

Belongs to Broinsonia according to P. Bown 2000

Sister taxa: Broinsonia cenomanica, Broinsonia dentata, Broinsonia enormis, Broinsonia furtiva, Broinsonia handfieldii, Broinsonia matalosa, Broinsonia parca, Broinsonia signata, Broinsonia verecundia, Broinsonia viriosa

Ecology: passively mobile planktonic "photoautotroph"