Kofoid and Campbell, 1929
Genera treated:
Genus Metacylis Jörgensen, 1924
Genus Helicostomella Jörgensen, 1924
%LABEL% (%SOURCE%)
Kofoid and Campbell, 1929
Genera treated:
Genus Metacylis Jörgensen, 1924
Genus Helicostomella Jörgensen, 1924
%LABEL% (%SOURCE%)