Subgenus (Spinula) W. H. Dall, 1908

(3-6-1-0-3-4-0-68-2-0-0-0-0)
Syn. (Bathyspinula) Z. A. Filatova, 1958
Ref. Abbott, 1974 p 412
[see also as Genus]

calcar (W. H. Dall, 1908) [T]
(3-6-1-0-3-4-0-68-2-1-0-0-0)
Syn. Leda calcar W. H. Dall, 1908;
Leda calcarella W. H. Dall, 1908
Ref. Abbott, 1974 p 412

oceanica Z. A. Filatova, 1958
(3-6-1-0-3-4-0-68-2-2-0-0-0)
Ref. Abbott, 1974 p 413

vityazi Z. A. Filatova, 1964
(3-6-1-0-3-4-0-68-2-3-0-0-0)
Ref. Abbott, 1974 p 413