FIGURE 1. A–H. Kyrtuthrix huatulcensis field material. A in Phylogenetic position reevaluation of Kyrtuthrix and description of a new species K. huatulcensis from Mexico´s Pacific coast

FIGURE 1. A–H. Kyrtuthrix huatulcensis field material. A. Lateral section of thallus showing parallel arrangement of filaments. B, D–F Loops formed at the base of the thallus. C, E. Filaments tapering towards the upper surface of the thallus. G. Young filaments with loops at the base and tapering apices. H. Cross section of thallus parallel to the surface plane showing paired cells of bent trichomes surrounded by individual and paired sheaths. Scale bar A=20 μm, B–H 10 μm.