Leng, C.W. & Mutchler, A.J. 1927. Supplement 1919 to 1924 (inclusive) to catalogue of the Coleoptera of America, north of Mexico. John D. Sherman Jr., Mount Vernon (N.Y.). 78 pp. BHLReference page.
Leng, C.W. & Mutchler, A.J. 1933. Second and Third Supplements 1925 to 1932 (inclusive) to catalogue of the Coleoptera of America, north of Mexico. John D. Sherman Jr., Mount Vernon (N.Y.). 112 pp. BHLReference page.
Blackwelder, R.E. 1939. Fourth Supplement 1933 to 1938 (inclusive) to the Leng catalogue of Coleoptera of America, north of Mexico. John D. Sherman Jr., Mount Vernon (N.Y.). 146 pp. BHLReference page.
Blackwelder, R.E. & Blackwelder, R.M. 1948. Fifth Supplement 1939 to 1947 (inclusive) to the Leng catalogue of Coleoptera of America, north of Mexico. John D. Sherman Jr., Mount Vernon (N.Y.). 146 pp. BHLReference page.