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- Cazado, Lucas Emiliano, et al. Show all 7 Authors
- The Florida entomologist 2016 v.99 no.4 pp. 822-825
- Curculionidae; digital images; geometry; head; instars; larvae; linear models; rearing
- ... The purpose of this study was to determine the number of larval instars for Heilipus lauri Boheman (Coleoptera: Curculionidae). We reared 385 larvae under laboratory conditions and measured the width of the larval head capsules from digital images. Data were analyzed using the Hcap program and Dyar's rule. Analysis of the frequency distribution showed the existence of 4 distinct peaks. The mean Dy ...