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NEW DESCRIPTIONS OF LARVAE OF FOREST INSECTS, VII, PERO, NEPYTIA, CARIPETA (LEPIDOPTERA, GEOMETRIDAE)*

Published online by Cambridge University Press:  31 May 2012

W. C. McGuffin
W. C. McGuffin
Affiliation:
Ottawa, Ontario
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Extract

Antepenultimate Instar: Width of head 1.4 to 1.5 mm. Body 10 to 11 mm. in length and 1.5 to 1.9 mm. in width. Epicranial index 1.2 to 1.3. Ocelli 1 and 2 often contiguous but occasionally slightly separated. Crochets on ventral proleg number about 40.

Penultimate Instar: Width of head 1.9 mm. Body 12 mm. in length and 1.5 mm. in width. Epicranial index 0.8. Ocelli 1 and 2 contiguous. Crochets on the ventral proleg number 35.

Type
Articles
Information
The Canadian Entomologist , Volume 75 , Issue 10 , October 1943 , pp. 186 - 190
Copyright
Copyright © Entomological Society of Canada 1943

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References

‡ Described also by A. S. Packard (1890), Fifth Report of the Entomological Commission, p. 781.