1. "Description of New Species of Helix" (Helix asteriscus), (Proceedings of the Boston Society of Natural History, vol. vi., 1857, p. 1).
2. Description of New Species of Helix" (Helix milium), (Proceedings of the Boston Society of Natural History, vol. vii., 1859, p. 1).
3. "The Haemal and Neural Ptegions of Brachiopoda" (Proceedings of the Boston Society of Natural History, vol. is., 1862, pp. 3).
4. "On the Normal Position of Cephalopods" (Proceedings of the Portland Society of Natural History, vol. i., 1863).
5. "On the Occurrence of Rare Helices in Ancient Shell-Heaps" (Proceedings of the Portland Society of Natural History, vol. i., 1863).
6. "Synopsis of the Terrestrial and Fluviatile Mollusks of Maine" (published by the Author. 1864, pp. 4).
7. "Observations on the Terrestrial and Fluviatile Mollusks of Maine" (Journal of the Portland Society of Natural History, vol. i., 1864, 2 plates, 26 figures, pp. 63, 104 figures).
8. "Description of New Species of Pupadse" (Annals of the New York Lyceum of Natural History, vol. viii., 1865, pp. 6, 11 figures).
9. "A Classification of Mollusca based on the Principle of Cephalization" (Proceedings of the Essex Institute, Salem, vol. vi., 1865, 1 plate, 27 figures, pp. 19).
10. "Description of a New Species of Cyclocardia" (C. novanglaa), (Annual Report of the Peabody Academy of Science, 2 figures, p. 1).
11. "Note on Classification of Pulmonifera" (Proceedings of the Boston Society of Natural History, vol. xii., p. 1, 1869).
12. "On the Early Stages of Brachiopods" (American Naturalist, Salem, vol. iii., 7 figures, pp. 2, 1869).
13. "Position of the Brachiopoda in the Animal Kingdom" (American Naturalist, Salem, vol. iii., 3 figures, pp. 2, 1870).
14. "The Brachiopoda a Division of Annelida" (American Journal of Science and Arts, vol. 1., 3 figures, pp. 4, 1870).
15. "A Reply to Mr. Dall's Criticism on the Brachiopoda a Division of Annelida" (American Journal of Science and Arts, vol. 1., pp. 4, 1870.
16. "On the Early Stages of an Ascidian" (Proceedings of the Boston Society of Natural History, vol. xiv., 1 plate, 6 figures, pp. 7, 1871).
17. "On the Tarsus and Carpus of Birds" (Annals of the New York Lyceum of Natural History, 2 plates, 48 figures, pp. 22, 1871).
18. "On the Land-slides in the Vicinity of Portland, Maine" (Proceedings of the Boston Society of Natural History, vol. xii., 1 map, 3 figures, pp. 10, 1869).
19. "Remarks on the Relations of Anomia" (Proceedings of the Boston Society of Natural History, vol. xiv., 6 figures, pp. 4, 1871).
20. "Remarks on the Adaptive Coloration of Mollusca" (Proceedings of the Boston Society of Natural History, vol. xiv., pp. 5, 1871).
21. "On the Early Stages of Terebratulina" (Memoirs of the Boston Society of Natural History, 2 steel plates, 58 figures, pp. 11, 1871).
22. "On the Oviducts and Embryology of Terebratulina" (American Journal of Science and Arts, vol. iv., 17 figures, pp. 3, 1872).
23. "On the Systematic Position of Brachiopoda" (Proceedings of the Boston Society of Natural History, vol. xv., 58 figures, pp. 60, 1873).
24. "Embryology of Terebratulina" (Memoirs of the Boston Society of Natural History, vol. ii., 2 plates, 108 figures, pp. 15, 1874).
25. "Apparatus for illustrating the Variations of Wave-Lengths by the Motion of its Origin" (Proceedings of the American Association for the Advance of Science, vol. xxii., 3 figures, pp. 3, 1874).
26. "Relationships of the Tunicates" (Proceedings of the Boston Society of Natural History, vol. xiv., 1874).
27. "Observations on the Spittle-Insect" (Proceedings of the Boston Society of Natural History, vol. xiv., 1874).
28. "First Book of Zoölogy" (D. Appleton & Co., publishers, 321 figures, pp. 191, 1875. Reprinted in London, and translated into Japanese).
29. "On a Diminutive Form of the Male in Buccinum Undatum" (Proceedings of the Boston Society of Natural History, vol. xviii., 4 figures, pp 3, 1876).