astogeny

astogeny

[a′stäj·ə·nē]
(invertebrate zoology)
Morphological and size changes associated with zooids of aging colonial animals.
References in periodicals archive ?
The technique can form the basis for rigorous tests about the variability in form that occurs between habitats and between populations or over the astogeny of the colony, and the combination of EFDs and multivariate analysis can be useful in studies addressing genetic and environmental variation.
Notes on astogeny of some Petraliellidae (Bryozoa) from Australia.
Colony growth and development, known as astogeny, can be characterized by the replication of these larger units as readily as by the demography of polyps and zooids (Lasker and Sanchez, 2002; Rinkevich, 2002).