

Author: ROGERS C. E.
Publisher: Entomological Society of America
ISSN: 1938-2901
Source: Annals of the Entomological Society of America, Vol.70, Iss.1, 1977-01, pp. : 144-145
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Abstract
The mean longevity of Corythucha morilli Osborn and Drake was 68.9 days for males and 95.7 days for females. Females laid an average 177 eggs. The life history of C. morrilli on sunflower, Helianthus annuus L. ('Peredovik 66') in the laboratory, averaged 29.5 days: pre-oviposition, 7.9 days; incubation, 9.3 days; and nymphal stadia, 12.3 days.
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