144 



INDEX. 



Chromatinbrocken, 94 

 Classification, 69 

 Coccoid bodies associated with 

 spirochaeta anodontae, 41 

 forms from spirochaeta dut- 



toni, 40 



Congenital syphilis, 56 

 Conjugation, 14, 37 



in spirochaeta anodontae, 3 7 

 Arabia, 38 

 balbianii, 37 

 pallida, 37 



Corpuscles, pebrine, 94 

 Cristispira, 71 



interrogationis, 86 

 pectinis, 86 

 Cultivation, 31 

 failure of, 13 

 of spirochaeta balanitidis, 



33 



duttoni, 31 

 gallinarum, 32 

 gracilis, 33 

 obermeieri, 32 

 pallida, 32, 33, 53, in 

 refringens, 32 



DARK field examination, 66 

 Davidsohn's stain, 64 

 Degeneration, moniliform, 29, 



40 

 Description of species, 72 



of spirilla, 86 

 Development, 33 



into filaments, 36 

 Division by incurvation, 36 



in spirochaeta anodontae, 



33 



balbianii, 33 

 duttoni, 34 

 gallinarum, 34 

 hartmanni, 35 

 obermeieri, 34 

 pallida, 34 

 vesperuginis, 34 



Division, longitudinal, in large 



spirochaetes, 14 

 in small spirochaetes, 14 

 mode of, 33 



Dog, alimentary canal of, spi- 

 rilla in, 115 

 spirochsetes in, 115 

 Dysentery, feces of, spirilla in, 

 116 



ENCYSTMENT in spirochaeta ano- 

 dontae, 39 

 balbianii, 38 

 duttoni, 39 

 pallida, 39 

 Ends of large spirochaetes, shape 



of, 1 8 



Enlargement of spleen in mice 

 infected with spirochaeta 

 laverani, 62 

 Entoplasm, 19 



structure of, 21 



Euglenoid movement in spiro- 

 chaeta vincenti, 25 

 Examination of living spiro- 

 chaetes, 66 

 dark field method, 66 



FECES of cholera, spirilla in, 115 



of dysentery, spirilla in, 116 

 Fetus, spirochaeta pallida in, 56 

 Fever, African tick, 46 

 of cattle, spirochaetes in, 61 

 of horses, spirochaetes in, 6 1 

 of sheep, spirochaetes in, 61 

 relapsing, 45 

 American, 47 

 in Bombay, 48 

 in Panama, 48 

 Filaments, development of 



spirochaetes into, 36 

 in spirochaeta duttoni, 36 



obermeieri, 36 



Fish, shell-, spirochaetes in, 82, 

 83 



