G. H.  Horn, ?New species of Coleoptera from the Pacific District of the United States?, TAes, vol. ???, pp. 129-140., 1868.

G. H.  Horn, ?Descriptions of some new North American Coleoptera?, TAes, vol. 4, pp. 145-152., 1872.

G. H.  Horn, ?Note sur les genres Adelops et Bathyscia?, ASfb, vol. 49, p. LXXXVIII-XC., 1880.

G. H.  Horn, ?Synopsis of the Silphidae of the United States with reference to the genera of other countries?, TAes, vol. 8, pp. 219-322., 1880.

G. H.  Horn, ?Miscellaneous notes and short studies of North American Coleoptera?, TAes, vol. 10, pp. 269-312., 1883.

G. H.  Horn, ?Notes on some little known Genera and species of Coleoptera?, TAes, vol. 10, pp. 113-126., 1882.

G. H.  Horn, ?Contributions to the Coleopterology of the United States, n\deg 4?, TAes, vol. 12, pp. 128-162., 1885.

G. H.  Horn, ?Descriptions of the larvae of Glyptus, Platypsylla and Polyphylla?, TAes, vol. 15, pp. 18-26., 1888.

G. H.  Horn, ?The ultimate larva of Platypsyllus?, ENam, vol. 6, pp. 55-56., 1890.

G. H.  Horn, ?Random studies in North American Coleoptera?, TAes, vol. 14, pp. 40-47., 1892.

G. H.  Horn, ?Note on Platypsyllus?, ENnw, vol. 5, p. 141., 1894.

G. H.  Horn, ?Coleoptera of Baja California (supplement I.)?, Procedings of the California academy of sciences, ser. 2, vol. 5, pp. 225-259., 1896.