Paedomorphosis

Condition in which a larva becomes sexually mature without attaining the adult body form. Paedomorphosis may be achieved by neotony or by progenesis(Pough 1996).
Found on http://imnh.isu.edu/digitalatlas/bio/glsry.htm

paedomorphosis

retention by an organism of juvenile or even larval traits into later life. There are two aspects of paedomorphosis: acceleration of sexual ... [1 related articles]
Found on http://www.britannica.com/eb/a-z/p/3
No exact match found