Acritarcha
Species

Leiosphaeridia fumiana Vanguestaine, 1974

https://files.geocollections.info/large/74/9f/749f80d1-4777-4baa-9d9d-93deadffa3a6.jpg
Classification
Organism groupBiota
Protista
Acritarcha
GenusLeiosphaeridia
Speciesaperta
asperta
bicrura
cerebriformis
culta
dehisca
effusa
fumiana
granulata
gregalis
keilaensis
laevigata
pelucida
tenuissima
voigtii
wenlockia