Semivoltine

Definition

Referring to species with a life cycle that takes more than one year but less than two years to complete a single generation.

Etymology

Derived from Latin 'semi-', meaning 'half' or 'partly', and 'voltinus', denoting the number of generations per year.

Example

Certain populations of the mayfly exhibit semivoltine life cycles, completing one generation every eighteen months.

Related Terms

• Univoltine
• Bivoltine
• Multivoltine
• Life cycle

Usage Notes

Semivoltine species often have life cycles that are influenced by environmental factors such as season length and temperature.