Diagrams illustrating size variation for sympatric pairs of closely and remotely related species of the integripennis group at different geographical localities of Nuclear Central America. Closely related pairs (for shared characters see subchapters on Relationships in the text for corresponding species): A Chiapas Highlands, Mexico B Mataquescuintla, Guatemala C Celaque National Park, Honduras. Remotely related species: D Volcano Agua, Guatemala E Volcano Atitlan, Guatemala F Pico Pijol National Park, Honduras. Legend: black dot – median; box – 25–75% range of values; whiskers – non-outlier range of values; b – coefficient of regression.