Mesothea incertata

(Walker, 1862)

Day Emerald

Mesothea incertata, commonly known as the Day Emerald, is a North American geometrid in the Geometrinae. The is notable among emeralds for its activity pattern, flying during daylight hours rather than at night. It occurs primarily in and northern temperate regions of Canada and the northern United States. The specific epithet 'incertata' reflects historical taxonomic uncertainty about its classification.

Mesothea incertata by (c) Susan Blayney, some rights reserved (CC BY), uploaded by Susan Blayney. Used under a CC-BY license.Mesothea incertata1 by Jeremy deWaard, University of British Columbia. Used under a CC BY 3.0 license.Mesothea incertata by Jeremy deWaard, University of British Columbia. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Mesothea incertata: /mɛˈsoʊθiə ɪnˈsɜrtɑtə/

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Images

Distribution

North America: Alberta, Manitoba, and Saskatchewan in Canada; Vermont in the United States. Records indicate a and northern temperate distribution.

Sources and further reading