Authors: Penz, CM Krenn, HW

Citation: Cm. Penz et Hw. Krenn, Behavioral adaptations to pollen-feeding in Heliconius butterflies (Nymphalidae, Heliconiinae): An experiment using Lantana flowers, J INSECT B, 13(6), 2000, pp. 865-880

Authors: DeVries, PJ Penz, CM

Citation: Pj. Devries et Cm. Penz, Entomophagy, behavior, and elongated thoracic legs in the myrmecophilous neotropical butterfly Alesa amesis (Riodinidae), BIOTROPICA, 32(4), 2000, pp. 712-721

Authors: Srygley, RB Penz, CM

Citation: Rb. Srygley et Cm. Penz, Lekking in neotropical owl butterflies, Caligo illioneus and C-oileus (Lepidoptera : Brassolinae), J INSECT B, 12(1), 1999, pp. 81-103

Authors: Penz, CM

Citation: Cm. Penz, Higher level phylogeny for the passion-vine butterflies (Nymphalidae, Heliconiinae) based on early stage and adult morphology, ZOOL J LINN, 127(3), 1999, pp. 277-344

Authors: Krenn, HW Penz, CM

Citation: Hw. Krenn et Cm. Penz, Mouthparts of Heliconius butterflies (Lepidoptera : Nymphalidae): A searchfor anatomical adaptations to pollen-feeding behavior, INT J INSEC, 27(4), 1998, pp. 301-309