cwilms at stud.uni-frankfurt.de (Christian Wilms) wrote on Wed, 25 Jul 2001:
> Hi Bob!
>> I'm afraid I can only give you hint. I am quite certain
> that the sea-slug Aplysia californica is the organism
> you are looking for.
> Of course it has a few more neurons than nine,
> but the nervous system as a whole seems to be quite well
> understood and many behavioural aspects are
> mapped to certain groups of neurons. [...]
Another candidate for consideration is the nematode
Caenorhabditis elegans, which contains 959 somatic cells,
of which some 300 are neurons, according to the first Web site of
http://www.wormbase.org/ -- the WormBase Home Page;
http://www.aecom.yu.edu/wormem/ "Center For C. elegans Anatomy";
links found through
> Concerning the nine neurons of the horseshoe crab...
> I find that hard to believe. Possibly that number
> refers to a specific neural net within the
> horseshoe crab, which is well understood...
is an attempt to create an Artificial Mind
based on sound principles of neuroscience
and of Chomskyan linguistics. Therefore we
follow with acute interest all the developments on
"animals with fully understood nervous systems."
>> hth, Chris
> Chr. Wilms (melvin at gmx.de)