=Preyer, Thierry William=, Jena University. Born at Manchester, 1841; M.D. 1866 (Univs. Bonn, Berlin, Heidelberg, Vienna, and Paris); Prof. Physiol. Jena, 1869, and Direct. of the Physiol. Instit. Author of “Die Blausauere,” Bonn, 1868-70, “Reise nach Island im Sommer,” 1860; “Ueber die Aufgabe der Naturwissenschaft,” Jena, 1866; “Die Empfindungen,” Berlin, 1867; “Der Kampf um das Dasein,” Bonn, 1868; “Die Blutkrystalle,” Jena, 1871; “Ueber die Ursache des Schlafs,” Stuttgart, 1877; “Ueber die Grenzen der Tonwahrnehmung,” Jena, 1876; “Elemente der reinen Empfindungslehre,” Jena, 1877; “Die Kataplexie und der thierische hypnotismus,” Jena, 1878; “Akustische Untersuchungen,” Jena, 1879. =Priestley, John.= Asst. Lect. in Physiol. Owen’s Coll., Manchester. Author of “An Account of the Anatomy and Physiology of Batrachian Lymph-Hearts,” “Journ. of Physiol.,” Vol. I., No. 1, p. 1. Made experiments in the Physiological Laboratory of Owen’s College, Manchester; also jointly with Prof. A. Gamgee, on dogs, rabbits, and frogs. =Prudden, T. Mitchell.= M.D. Direct. of the Physiol. and Pathol. Lab. of the Alumni Association of the Coll. Phys. and Surg., New York; Lect. on Normal Hist. in Yale Med. Coll. Pathol. to the Manhattan Eye and Ear Hosp. Author of “Action of Salicylic Acid upon Blood Cells,” Amer. Journ. of Med. Sci. 1882, p. 64; “Rhabdomyoma of the Parotid Gland,” Ibid., 1883, p. 438; “Experimental Studies on the Transplantation of cartilage,” Ibid., 1881, p. 360. “Action (of Salicylic Acid) on the Circulation and Emigration.--This was studied in the bladder and mesentery of the living curarized frog, Thorm’s frog-plate being used as in the former experiments.”--_Amer. Journ. of Med. Sci._, 1882, p. 67. =Puglia, Guiseppe.= Prof. Classe Zoojatrice, Modena. =Pugliatti, Guiseppe.= Prof. Messina University. =Purser, John Mallet=, 3, Wilton Terrace, Dublin. M.D.T.C.D., 1874; M.B., 1863; F.R.Q.C.P. Irel., 1876; L. and L.M., 1865; L.R.C.S.T., 1863; L.M. Rot. Hosp. Dub., 1863; (Univ. Dub. and Carm. Sch.); Mem. Path.; Soc. Dub., and Med. Soc. Coll. Phys.; Prof. of Insts. of Med. Sch. of Physic. T.C. Dub.; Lect. on Physiol. Carm. Sch. of Med. Contrib. papers to various journals. _Held a License for Vivisection at Laboratory Medical College, Dr. Steeven’s Hospital, Dublin, Physiological Laboratory, Carmichael School of Medicine, and 212, Great Brunswick Street, Dublin, in 1878 and 1879; also in 1888, at Physiological Workroom, 3, Wilton Terrace. No Experiments returned in 1878 and 1879._ “Considers that experiments on live animals are necessary for demonstration, the greater number would be under anæsthetics (4793-99A), but some painful ones on the sensitive nerves of warm-blooded animals are desirable (4793-99A).”--_Digest Ev. Roy. Com._, London, 1876, p. 35. =Putnam, James J.= M.D. Boston, United States. Author of “Contribution to the Physiology of the Cortex Cerebri,” “Boston Surgical and Med. Journ.,” 1874, No. 16.