Siphonosphaera pericyclis
Siphonosphaera polypora
Siphonosphaera polysiphonia
Siphonosphaera marginata
Siphonosphaera tenera
Siphonosphaera martensi
Siphonosphaera arkys
Siphonosphaera socialis
Siphonosphaera magnisphaera
Siphonosphaera hippotis