, Volume 199, Issue 6, pp 327-334

Quantitative staging of embryonic development of the tobacco hawkmoth,Manduca sexta

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Summary

A complete timetable of embryonic development of the tobacco hawkmoth,Manduca sexta (Lepidoptera: Sphingidae), is presented. Using living embryos, 20 developmental stages from oviposition to hatching are described with respect to their morphological and physiological maturation. This staging series provides a simple method to identify the stage ofManduca development during all phases of embryogenesis.