Nyctotherus (pp. 204 to 206 and 637).
Castellani, A. Observations on some Protozoa found in Human Fæces, C. f. B., P. u. Inf., 1905, i Abt. Orig., xxxviii, p. 66.
Jakoby, M., and F. Schaudinn. Über zwei Infus. i. Darm d. Mensch., ibid., 1899 (1), xxv, p. 487.
Krause, P. Üb. Infus. im Typhusstuhle nebst Beschreibg. einer bisher noch nicht beob. Art. (Balantidium giganteum), Deutsch. Arch. f. klin. Med., 1906, lxxxvi, p. 442.
Chlamydozoa (pp. 207 to 210).
Bosc, F. J. Les malad. bryocytiques (malad. à protozoaires), II, La maladie vaccinale (Plasmodium vaccinæ), C. f. B., P. u. Inf., i Orig., xxxvi, p. 630; xxxvii, pp. 39, 195.
— Les malad. bryocyt., III, La variole et son parasite (Plasmodium variolæ), ibid., xxxix, pp. 36, 129, 247, 389, 594.
Calkins, G. N. The Life-history of Cytoryctes variola, Journ. Med. Research, Boston, 1904, xi, p. 136.
Councilman, Magrath, Brinckenhoff, Tyzzer, Southard, Thompson, Bancroft and Calkins. Studies on the Pathology and on the Etiology of Variola and of Vaccinæ, Journ. Med. Research, Boston, 1904, xi, 1, 1904.
Gorini, C. Über die bei der mit Vaccine ausgef. Hornhautimpf. vorkomm. Zelleinschlüsse, C. f. B., P. u. Inf., 1900, i, Abt. xxviii, pp. 233, 589; 1902, i Orig., xxii, p. 111.