Genus Lissospaira [Lissosphaira] A. A. Olsson, 1961

(3-4-4-0-20-4-3-13-0-0-0-0-0)
Ref. Vokes, 1980 p 103
[see also as Subgenus under Genus Anodontia]
Ref. Abbott, 1974 p 462
[=Pegophysema R. B. Stewart, 1930]
Ref. Keen, 1971 p 126

spherica W. H. Dall & W. H. Ochsner, 1928
(3-4-4-0-20-4-3-13-0-1-0-0-0)
[=Pegophysema spherica (W. H. Dall & W. H. Ochsner, 1928)]
Ref. Keen, 1971 p 126