FIGURE 1 in Unravelling phylogenetic relationships among regionally co-existing species: Hydropsyche species (Trichoptera: Hydropsychidae) in the Loire River

FIGURE 1. Coding of character states of measured data, using graphic software (see text) to identify discontinuities at larger gaps in the data (a) or to delete characters that did not collapse into groupings separated by clear discontinuities (b) (see Appendix 2 for details on characters).