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Phillip Roberts's Images

Title: Associate Professor
Organization: University of Georgia
Unit: Dept. of Entomology
Country: United States
Remove Filters: Seed, Cone, Flower, Bud and Fruit Damaging Insects(X)
7 Images of 3 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
1124050 tobacco budworm Heliothis virescens Retinaculum present
1124006 bollworm Helicoverpa zea Retinaculum absent
1124048 bollworm Helicoverpa zea Close examination of the larvas mouthpart is one way to distinquish the two species. The chewing part or mandibles can be seen above. The mandibles can be removed. Upon closer examination the presence or absence of a mandibular process or retinaculum can be determined. A hand lens or dissecting microscope will be need for this process.
4387016 fall armyworm Spodoptera frugiperda mass
1858003 tobacco budworm Heliothis virescens
4387032 fall armyworm Spodoptera frugiperda
4387046 tobacco budworm Heliothis virescens

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