111aill.y 111a~jot' ~~t.ol)lc+tl~s of it~~(:rt.(h\)ri~t,t: pt~thology. Much praise must bc
give11 fo I)i~wc. i t t l t l H I L I W ~ I ~ ) ~ L ~ ~ ! ~
(I!fti!)) f i ~ r t i t t e n ~ ~ ) t i n ~
this: in t'heir
monogrup h ~ C I ( ~ V I L I I ~ ,
(il~t,t~. M ~ C ~ C
~css(!~~I b l ~ ~ l ,
arid ;innot.:mt~rd bibliog,rr:rphies
revealed 1niLtl.v urt.ruspctc*t8r:cl sottrc!cs of illformution. Hershburger, the
JXrector of t,llcr Iicgistry of 'l'~~mors of Lower Anirnals, has collect~ed
nll~cli 1n1~tc~rii1'1 i m l while soma of t.hc cil,ses in his collectiorl may have
ii,lrcv~cj.v I)(YI\ ~nc:~~t~ionc~tI ii, is M.OI+JI sttrnttti~rizi~~g thwn iigili11 ('Fable I).
It'l'LA161
IC'I'LA 152
I<'I'LA 1 J 5
~~~
-
- -
~
-
I1'I'TA - Itcsgist rj. ctt' ' I ' I I ~ I I ~ I I ~ S
of T A o \ r . c ~ t ~ Attitrrlils, , C j t r ~ i t ~ l ~ s o t r i t ~ ~ r
I rlsl i t ~ ~ t
ion.
\f'usl1it~gto11, I>.(!., 1J.S.A.
The f'ibct t h t the princ.ipul t111noul.s of tniwirlc invc~rtchriitc-x (.art
1istt.d ill sucbt~ it short table intli~i~tcs eithcsr tllclir oxtrcrnc. rarity cjr poor
obsrrvntio~i by the human eye, trainc~tl or othcrwisc. A filu. ~ ' ( ~ a r s
ago
t u ~ n o i ~ r s
of thts ( ' ~ n t r a l IlCrvolIs systt~ln of 1aboratory ar~irnalh ware
thought to 1)c. vir*tually nor)-existant, and it was not until the brains of'
thousands of iirli~uals had been examined routinely (Muwdedcly-Thomas
c~nd Newr~lun, 1973) that this notion wits tlixpelled. Perhaps this will he
Précédent

- 168/451

Suivant