159 
occasionally occur. These lightly-stained areas nrnir ai about tbr 
middle of the parasite and occasionally excentriealh n * nr <>r n* ’ r 
places; this is also particularly noticeable in the ex ; i* n.»IK V < 
forms. It seems as though the deeply- staining, - *• rhrxnj* 
coreof the parasite were absent and the more light!) t rung [-■ ; ' ■ ■ 
alone remains. The same appearance is seen at tin ' me . , < 
some parasites ; in many the condition is exaggerated m ■ hr 
chromatin of the spirochaete exists only as a fragment. 1 «an rr*» <> f 
granules (figs. 8, 9, 24). 
In figs. 19a and 19^ are illustrated peculiar fnr:i I In , . 
apparently single organisms, in which longitudinal :wr, •! . 
seems to be commencing. The undivided portion of • «, l%4tr , 
is normal to within a short distance of its bifujr.it • 1 r • 
chromatin becomes collected into one or two large granule • ]] . 
divided portions lie side-by-side in parallel curves, and ’ rigs** 
tation occurs in them it is noticeable that their corn s;, : 
lie directly opposite each other. 
Swellings, usually occurring one to a parasite, are fro; e fl -l, T 
in both normal and fragmented spirochaetes. The-. . r , *-i 
terminally or in the length of the parasite and are of thro •.;. * hr 
rSl ' S the smaller insists of an oval, homoo ,* , 
chromatimc mass placed either centrally or laterally o„ , 
( gS ' a " d 30) - The secon d type is slightly larger. ,* , ,, 
irvr-r vesic,e m which tw ° eh ™ 1 *• . - 4 - 
r 1CS at . the Slde of the P^nsite and is attar!,,d ■ ,t b 4 
very fine connection (fig. 29 ). This form is by far the r 
seen but once. The j 1 
of a vesicle contain,! a dLt ^ P ™' ,, 
. 
confirming these suggesti ve °observations 1 }! the " ' 
specimens and of more carefully P re P ared rnaten.! 1 ' ° f * 
