Family Thalassosphaeridae Haeckel 1862 (radiolarian)
Protozoa - Collodaria - Thalassosphaeridae
Parent taxon: Collodaria according to P. De Wever et al. 2001
See also Loeblich and Tappan 1961
Sister taxa: Collosphaeridae, Siphonosphaera, Sphaerozoidae
Subtaxa: Thalassoraphis Thalassosphaera Thalassoxantium
Type: Thalassosphaera
Ecology: passively mobile planktonic omnivore
Distribution: there are no occurrences of Thalassosphaeridae in the database