Genus Psammotreta W. H. Dall, 1900

(3-4-4-0-24-14-1-39-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 344
Lindner, 1977 p 112
Syn. Apolymetis A. E. Salisbury, 1929;
Cydippina W. H. Dall, 1900;
Schumacheria M. Cossmann, 1902;
Scrobiculina W. H. Dall, 1900
Ref. Abbott, 1974 p 508
Syn. Cydippina W. H. Dall, 1900;
Schumacheria M. Cossmann, 1902
Ref. Vaught, 1989 p 132
Syn. Schumacheria M. Cossmann, 1902;
Scrobiculina W. H. Dall, 1900
Ref. Keen, 1971 p 229
Vokes, 1980 p 146