| A monograph on the isopods of North America H Richardson US Government Printing Office, 1905 | 655 | 1905 |
| Contributions to the natural history of the Isopoda H Richardson US Government Printing Office, 1904 | 218 | 1904 |
| Marine Isopods Collected in the Philippines: By the US Fisheries Steamer Albatross in 1907-08 H Richardson US Government Printing Office, 1910 | 134 | 1910 |
| Isopods collected in the Northwest Pacific by the US Bureau of Fisheriessteamer Albatross in 1906 H Richardson Proceedings of the United States National Museum, 1909 | 120 | 1909 |
| Variations and nomenclature of Bermudian, West Indian, and Brazilian reef corals: with notes on various Indo-Pacific corals AE Verrill, CE Beecher, H Richardson, LB Mendel, N Banks, FP Underhill Connecticut Academy of Arts and Sciences, 1902 | 109 | 1902 |
| Key to the isopods of the Atlantic coast of North America with descriptions of new and little known species H Richardson Proceedings of the United States National Museum, 1901 | 95 | 1901 |
| ... The Marine and Terrestrial Isopods of the Bermudas, with Descriptions of New Genera and Species H Richardson Connecticut academy of arts and sciences, 1903 | 78 | 1903 |
| Key to the isopods of the Pacific coast of North America, with descriptions of twenty-two new species H Richardson Proceedings of the United States National Museum, 1899 | 72 | 1899 |
| Synopses of North-American Invertebrates. VIII. The Isopoda.-Part I. Chelifera, Flabellifera, Valvifera H Richardson The American Naturalist 34 (399), 207-230, 1900 | 54 | 1900 |
| Some new Isopoda of the superfamily Aselloidea from the Atlantic coast of North America H Richardson Proceedings of the United States National Museum, 1908 | 44 | 1908 |
| Papers from the Hopkins Stanford Galapagos Expedition, 1898–1899. VI. The isopods H Richardson Proceedings of the Washington Academy of Sciences 3, 565-568, 1901 | 43 | 1901 |
| Descriptions of a new genus of isopod crustaceans, and of two new species from South America H Richardson Proceedings of the United States National Museum, 1912 | 37 | 1912 |
| Isopodes (2e mémoire) H Richardson Masson et Cie, 1908 | 36* | 1908 |
| Crustacés isopodes H Richardson, J Charcot, L Joubin Masson et Cie, Éditeurs, 120 Boulevard Sain-Germain, 120, 1906 | 36 | 1906 |
| Les crustacés isopodes du Travailleur et du Talisman: formes nouvelles H Richardson Imprimerie nationale, 1911 | 32 | 1911 |
| Isopods collected at the Hawaiian Islands by the US Fish Commission steamer Albatross. H Richardson Bulletin of the United States Fish Commission 23 (3), 819-826, 1906 | 31 | 1906 |
| Isopods from the Alaska salmon investigation H Richardson US Government Printing Office, 1905 | 28 | 1905 |
| Descriptions of new isopod crustaceans of the family Sphaeromidae H Richardson Proceedings of the United States National Museum, 1906 | 25 | 1906 |
| Sur les isopodes de l'Expédition Française Antarctique H Richardson | 23 | 1906 |
| Some Cuban Crustacea: With Notes on the Astacidae, by Walter Faxon, and A List of Isopoda, by Harriet Richardson MJ Rathbun, W Faxon, H Richardson Museum, 1912 | 21 | 1912 |
