punctuated equilibria


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punctuated equilibria

(evolution)
In the fossil record, long periods of little change in lineages interspersed with brief periods of relatively rapid change.
References in periodicals archive ?
Supposedly, even evolutionists recognize this, as they rush to alternative mechanisms like Gouldian punctuated equilibria. Either way, selection doesn't amount to much.
- For the gradual model, but not for punctuated equilibria, imbalance saturates with high rates of evolution.
Evolution itself evolves as an idea, in our time introducing punctuated equilibria, sociobiology, and cladistics--the method of looking through time for evolutionary relationships among creatures.
Quantum evolution and punctuated equilibria in continuous genetic characters.
Punctuated equilibria: tempo and mode of evolution reconsidered.
This is consistent with the basic tenet of punctuated equilibria theory associating evolutionary change with speciation (Eldredge and Gould 1972; Stanley 1975; Gould and Eldredge 1977).