dierstadia
Dierstadia is a term that does not have a widely recognized definition in mainstream biology. It is occasionally encountered as a coined or informal label in discussions of animal development or in fictional world-building. The neologism combines "dier" (animal, from Dutch/German) with "stadia" (Latin for stages), yielding a rough meaning of "animal stages." Because it is not standardized, its intended scope can vary: some writers use dierstadia to refer to the sequence of life stages within a species, while others apply it to comparative schemes across taxa.
In practice, established terms such as life cycle, ontogeny, metamorphosis, instars, larval stages, and adults are
See also: life cycle, metamorphosis, ontogeny, instar, larva, pupa, adult.