paedomorphism


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pe·do·mor·phism

(pē'dō-mōr'fizm)
Description of adult behavior in terms appropriate to child behavior.
Synonym(s): paedomorphism.
[G. pais (paid), child, + morphē, form]

paedomorphism

Retention by the adult of juvenile characteristics.
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References in periodicals archive ?
Tesserae of this type, formally circular tesserae (Halstead Tarlo 1967b; Karatajute-Talimaa 1998), are a result of multifunctional adaptation through paedomorphism, because the reduction in the count of tubercles in the crown provides the lightening and improvement of locomotion while preserving the protective function.
Snake venomics and antivenomics of Bothrops atrox venoms from Colombia and the Amazon regions of Brazil, Peru and Ecuador suggest the occurrence of geographic variation of venom phenotype by a trend towards paedomorphism. J.
This conclusion was based on the observation that incidences of paedomorphism cause the comparison of external and osteologicai features of salamanders to be difficult, as confirmed by Wiens et al.
Some of the character states in Notocheirus (including lack of first dorsal, mesethmoid, first epibranchial and epural) could be interpreted as paedomorphism (eg.