1887. Contributions to the Mollusca of Florida. Proceedings of the Davenport Academy of Natural Sciences 5:45-72.
1888. Notes on some Indian Territory shells. Proceedings of the United States National Museum 11:449-454.
1889. Contributions to the Mollusca of Florida. Proceedings of the Davenport Academy of Natural Sciences 5:63*-72*.
1891. On the means of distribution of Unionidae in the Southeastern United States. Nautilus 5(2):15-17.
1891. Notes on Unionidae. Nautilus 5(8):86-88.
1892. On a revision of the American Unionidae. Nautilus 6(7):78-80.
1892. Notes on the Unionidae of Florida and the southeastern states. Proceedings of the United States National Museum 15(911):405-436 + 26 plates.
1893. On the relationships and distribution of the North American Unionidae, with notes on the West Coast species. American Naturalist 27(316):353-358.
1893. A new Anodonta. Nautilus 6(12):134-135.
1893. Unio coruscus, subluridus, etc. Nautilus 6(12):143-144.
1893. A review of Von Ihering's classification of the Unionidae and Mutelidae. Nautilus 7(2):17-21.
1893. A reply to professor Wheeler. Nautilus 7(2):22-23.
1893. On some fossil unios and other fresh-water shells from the drift at Toronto, Canada: With a review of the distribution of the Unionidae of northeastern North America. Proceedings of the United States National Museum 16(952):591-595.
1894. Types of Anodonta dejecta rediscovered. Nautilus 8(5):52.
1894. On some fossil unios and other fresh-water shells from the drift at Toronto, Canada: with a review of the distribution of the Unionidae of northeastern North America. Proceedings of the United States National Museum 16(952):591-595.
1895. On the validity of the genus Margaritana. American Naturalist 29(340):336-344.
1895. Note on Unio oregonenses Lea. Nautilus 8(10):116-118.
1895. Unio ochraceus and cariosus. Nautilus 8(11):121-123 [correction regarding the text figures in 8(12):143].
1895. Pleurocera subulare in water-mains. Nautilus 9(4):37-38.
1896. On the Mississippi Valley Unionidae found in the St. Lawrence and Atlantic drainage areas. American Naturalist 30(353):379-384.
1896. The mussel scars of Unios. Nautilus 10(3):29-30.
1896. Notes on the parvus group of Unionidae and its allies. Nautilus 10(5):57-59.
1896. The classification and geographical distribution of the pearly fresh-water mussels. Proceedings of the United States National Museum 18(1068):295-343 + 1 map.
1896. Description of four new Triassic unios from the Staked Plains of Texas. Proceedings of the United States National Museum 18(1072):381-385.
1897. Notes on the classification of the Unios. Nautilus 11(2):18-23.
1899. The pearly fresh-water mussels of the United States; their habits, enemies, and diseases, with suggestions for their protection. Bulletin of the U.S. Fish Commission. [Issued separately as U.S. Bureau of Fisheries Document 413]. 18(1898):279-288.
1900. Unionidae of Indiana. (Review). Nautilus 14(8):95-96.
1900. New and unfigured Unionidae. Proceedings of the Academy of Natural Sciences of Philadelphia 52(1900):74-86 + 5 plates.
1900. Synopsis of the naiades, or pearly fresh-water mussels. Proceedings of the United States National Museum 22(1205):501-1044.
1900. On the evidence of the Unionidae regarding the former courses of the Tennessee and other southern rivers. Science 12(291):133-136.
(en) Elizabeth Ogren Rothra, Florida’s Pioneer Naturalist. The Life of Charles Torrey Simpson, University Press of Florida, 1995, 240 p. (ISBN0-8130-1374-7)