Figure 1From: Hydrocarbon divergence and reproductive isolation in Timemastick insectsTimema species are characterized by distinct cuticular hydrocarbon profiles. Five different hydrocarbon components determined for 3–11 individuals per species are log-contrast transformed and summarized via the first two discriminant functions (DF1, DF2), explaining respectively 50.1% and 30.4% of hydrocarbon variation between species. Individuals from different populations within each species are distinguished by open vs closed symbols (between population divergence is significant for T. chumash, T. cristinae and T. poppensis).Back to article page