“On the Ultimate Structure and Relations of the Malpighian Bodies of the Spleen and of the Tonsillar Follicles” “Quarterly Journal Micr.  S.” 2 (1854) 74-82.  “Scientific Memoirs” 1.

“On certain Zoological Arguments commonly adduced in favour of the Hypothesis of the Progressive Development of Animal Life in Time.”  (Abstract of a Friday evening discourse delivered on April 20, 1855.) “Proceedings of the Royal Institution” 2 (1854-58) 82-85.  “Scientific Memoirs” 1.

“On Natural History as Knowledge, Discipline, and Power” “Royal Institution Proceedings” 2 (1854-58) 187-195. (Abstract of a discourse delivered on Friday, February 15, 1856.) “Scientific Memoirs” 1.

“On the Present State of Knowledge as to the Structure and Functions of Nerve” “Proceedings of the Royal Institution” 2 (1854-58) 432-437.  (Abstract of a discourse delivered on Friday, May 15, 1857.) “Scientific Memoirs” 1.

(Translation) “On Tape and Cystic Worms” von Siebold (1857) for the Sydenham Society.

“Contributions to Icones Zootomicae” by Victor Carus (1857).

“On the Phenomena of Gemmation” (Abstract of a discourse delivered on Friday, May 21, 1858.) “Proceedings of the Royal Institution” 2 (1854-58) 534-538; “Silliman’s Journal” 28 (1859) 206-209.  “Scientific Memoirs” 1.

“Contributions to the Anatomy of the Brachiopoda” “Proceedings of the Royal Society” 7 (1854-55) 106-117; 241, 242.  “Scientific Memoirs” 1.

“On Hermaphrodite and Fissiparous Species of Tubicolar Annelidae (Protula Dysteri)” “Edin.  New Phil.  Journal” 1 (1855) 113-129.  “Scientific Memoirs” 1.

“On the Structure of Noctiluca Miliaris” “Quarterly Journal Micr.  S.” 3 (1855) 49-54.  “Scientific Memoirs” 1.

“On the Enamel and Dentine of the Teeth” “Quarterly Journal Micr.  S.” 3 (1855) 127-130.  “Scientific Memoirs” 1.

“Memoir on Physalia” “Proceedings of the Linnean Society” 2 (1855) 3-5.  “Scientific Memoirs” 1.

“On the Anatomy of Diphyes, and on the Unity of Composition of the Diphyidae and Physophoridae, etc.”  “Proceedings of the Linnean Society” 2 (1855) 67-69.  “Scientific Memoirs” 1.

“Tegumentary Organs” “The Cyclopaedia of Anatomy and Physiology” edited by Robert B. Todd, M.D., F.R.S. (The fascicules containing this article were published between August 1855 and October 1856.) “Scientific Memoirs” 1.

“On the Method of Palaeontology” “Annals and Magazine of Natural History” 18 (1856) 43-54.  “Scientific Memoirs” 1.

“On the Crustacean Stomach” “Journal Linnean Society” 4 1856. (Never finally written.)

“Observations on the Structure and Affinities of Himantopterus” “Quarterly Journal of the Geological Society” 12 (1856) 34-37.  “Scientific Memoirs” 1.

“Further Observations on the Structure of Appendicula Flabellum (Chamisso)” “Quarterly Journal Micr.  S.” 4 (1856) 181-191.  “Scientific Memoirs” 1.