Most organizations should not be turtleocracies. It depends on what your organization wants to do, and whether it's never been done before.
Unlike these other forms, a turtleocracy is for projects where neither experts, nor the population in general, can be counted on to know how to do the project, and yet it must be done, and done well.
Boom! a diagram
If your organization, needs to do things that have never been done before, for which there are no experts, then you need a Turtleocracy. Many topics will need long-term experimentation and discernment; Such topics needs to be identified and resourced. Ideally with one person who's learning the lessons over the long haul.