[tdwg-content] New terms need resolution: "Individual"
Nico Cellinese
ncellinese at flmnh.ufl.edu
Thu Jul 14 17:16:10 CEST 2011
I really don't know why you insist in saying that taxa are abstract
concepts. Yes, linnean taxa are but othrwise taxa are very real, so
real that they are = to clades. I assume DwC will deal with taxa in
general and not just Linnean artifacts.
Nico
Sent from my iPhone
On Jul 14, 2011, at 10:31 AM, Richard Pyle <deepreef at bishopmuseum.org>
wrote:
> Viruses differ in other ways as well (no Linnean-style names,
> different
> fundamental concepts for what a "Taxon" is, many biologists don't even
> include them within the scope of "life", etc.) I'm not sure
> "Organism" is
> any more inconsistent with population than it is with a coral colony
> or two
> members of the same species; but I agree more careful though would
> be useful
> here.
>
> I'm not married to "organism", but I *really* don't like the word
> "taxon"
> embedded in the term. Taxa are abstract notions, invented by
> humans. What
> I think we need a term for is an explicit indication of the physical
> "stuff
> of life".
>
> I think that DwC is very, very close to having what we need to
> represent
> almost all of the information we're interested in. I think one of
> the main
> problems with the existing DwC is that "Occurrence" is overloaded --
> too
> many disparate things are being force-fit into instances of that
> class, and
> it gets a bit messy. Most of the other DwC classes are pretty
> consistently
> understood and utilized by the community. I think this conversation
> we're
> having now (the introduction of a new class) should really focus on
> how best
> to define that class in such a way that it maximally enhances data
> sharing.
> In other words, it should solve a problem, and should enable new
> features
> for information exchange that satisfy a need. Also, as we define it,
> part of
> the definition is figuring out which existing attributes of
> "Occurrence"
> that the new class should inherit.
>
> My own understanding of the core DwC classes (with my own
> interpretation of
> "Occurrence" added) are as follows:
>
> Locality: A defined place.
>
> Event: The intersection of a Locality and a specific window of time,
> with
> metadata pertaining to some action that happened at that place & time.
>
> Taxon: an *implicit* set of organisms circumscribed by a taxon
> concept and
> labeled with a taxon name
>
> Organism: an *explicit*set of one or more instances of organisms
> (sensu
> lato, including viruses?).
>
> Occurrence: the intersection of an Event and an Organism.
>
> Identification: the intersection of an Organism and a Taxon.
>
> Steve created some very useful diagrams of this sort of thing the
> last time
> we had this conversation (Steve: can you re-post the link to your
> diagrams?)
>
> Aloha,
> Rich
>
>> -----Original Message-----
>> From: Gregor Hagedorn [mailto:g.m.hagedorn at gmail.com]
>> Sent: Thursday, July 14, 2011 11:52 AM
>> To: Richard Pyle
>> Cc: Steven J. Baskauf; tdwg-content at lists.tdwg.org
>> Subject: Re: [tdwg-content] New terms need resolution: "Individual"
>>
>> On 14 July 2011 08:41, Richard Pyle <deepreef at bishopmuseum.org>
>> wrote:
>>> My turn to disagree (strongly, in this case). It's not an
>>> instance of
>>> a taxon, it's an instance of an Organism. A taxon is merely a
>>> non-factual (i.e., opinion-based) attribute of an organism,
>>> secondarily associated via an Identification instance.
>>
>> WIth respect to organism: strictly, Viruses are not organisms, but
>> I could
> live
>> with that.
>> But the goal is to find a term including population. Population
>> definitely
> is not
>> an organism.
>>
>> I believe the instances of taxon are organisms, populations,
>> individuals.
>>
>> Gregor
>
>
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