50 . PSYCHE [April-June 
hat, abgeseheii natiirlich von tier dadurch gesetzten Hautlasion, welche 
spater eine porte d’entrde fur liakterien sein kann, dass er aber durch 
Zerquetschen und Zerreiben des lilutsaugers an der gestochenen Stelle 
gefahrlich werden kann insofern, als Mikrooganisinen in den Stichkanal 
eindringen, welche obertfachlich tier Wanze anhaften oder in l,)arnie der- 
selben enthalten sind.” p. 705. 
i 8()9. Nuttall, George H. F. Die rolle der insekten, arachniden (Ixodes) und 
inyriapoden als trager bei der verbreiuing von durch bakterien und 
thierische parasiten verursachten krankheiten des menschen und der 
thiere. Eine kritisch-historische stutlie. Hygienische Runtlschau, 
Merlin, IX, pp. 218-220, 277-27S, 279, 280, 281, 283, 394-39S. 4°o- 
Historical and experimental evidence of the transmission of diseases by 
the bedbug ; its relation to anthrax, plague, mouse septicema, chicken- 
cholera, Bacillus scpiicus, relapsing fever, and tuberculosis. Criticism 
and review of all experiments to date. Vide Nuttall ( 1900). 
1899. I’opoff, Leo. Relapsing fever. Twentieth century practice. .-\n inter- 
national encyclopedia of modern medical science by leading authorities 
of Europe and America, New York, XVI, infectious diseases, p. 476. 
Gives the results of Titkin { Tictin 1897 ). 
1900. Nuttall, George H. E. On the role of insects, arachnids and myriapods 
as carriers in the spread of bacterial and parasitic diseases of man and 
animals. -V critical and historical study. Johns Hopkins Hospital 
Reports. Baltimore, \' 1 II, pp. 13-14, 17, iS, 20, 22-23, 24-25, 32-33, 
39, 120. 
About the same as Nuttall ( 1899). 
1900. Packard, Frederick 'I'ransmission of infectious agents by insects. 
Progressive medicine, Philadelphia and New York, 1 , pp. 136-138. 
Review and digest of Nuttall ( 1900) and C'oplin ( 1899). 
1900. Riesman, David. The role of insects, arachnids, and myriapods as 
agents in the spread of diseases due to bacteria or to animal parasites in 
men and animals. American year-book of medicine and surgery, 
(Gould), Philadelphia, Medicine, p. 324. 
Digest of Nuttall ( 1899) and Coplin ( 1899): no proof of the convey- 
ance of tuberculosis has been furnished. 
