Genus Policordia W. H. Dall, P. Bartsch & H. A. Rehder, 1939

(3-2-4-0-5-1-0-11-0-0-0-0-0)
Ref. Abbott, 1974 p 564
Bernard, 1983 p 65
[see also as Subgenus under Genus Lyonsiella]

alaskana (W. H. Dall, 1895)
(3-2-4-0-5-1-0-11-0-1-0-0-0)
Ref. Abbott, 1974 p 564 d
Syn. Lyonsiella (Lyonsiella) alaskana W. H. Dall, 1895
Ref. Bernard, 1983 p 65

diomedea W. H. Dall, P. R. Bartsch & H. A. Rehder, 1939 [T]
(3-2-4-0-5-1-0-11-0-2-0-0-0)
Ref. Abbott, 1974 p 564

insculpta (J. G. Jeffreys, 1881)
(3-2-4-0-5-1-0-11-0-3-0-0-0)
Ref. Abbott, 1974 p 564 d

radiata (W. H. Dall, 1890)
(3-2-4-0-5-1-0-11-0-4-0-0-0)
Syn. Lyonsiella (Lyonsiella) radiata W. H. Dall, 1890
Ref. Bernard, 1983 p 65