Supernumerary

Pronunciation
/su-per-NUM-er-ary/
Category
Development
Singular
Supernumerary
Plural
Supernumeraries

Definition

The occurrence of extra instars (more than the normal) in immature stages of insects. Also refers to the occurrence of extra or added structures on an insect.

Etymology

From Latin 'super-', meaning 'above' or 'in addition', and 'numerarius', meaning 'number'.

Example

The supernumerary instar allows some insects to develop larger body sizes.

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