(Pterosperma) (Pterosperma) is a biological genus in the family Pterospermataceae and order Pyramimonadales.
Pterosperma cristatum
Pterosperma cuboides
Pterosperma dictyon
Pterosperma marginatum
Pterosperma michaelsarsi
Pterosperma moebii
Pterosperma nationalis
Pterosperma parallelum
Pterosperma polygonum
Pterosperma rotundum
Pterosperma vanhoeffeni
Hexasterias
Pterosperma
Sphaeropsis