FIGURE 15 in Re-evaluation of characters in Apolemiidae (Siphonophora), with description of two new species from Monterey Bay, California

FIGURE 15. Apolemia rubriversa sp. nov. Palpons, gastrozooids and siphosomal organization of the holotype (A,C) and specimen D195 (B, D) (fixed tissue). (A) SEM of branched cormidium with primary branch (red) bearing the gastrozooid. Secondary branches (blue) branch off the primary branch and branch further (green). Palpons bud off branches of higher order and could be found at all different stages of development. Each palpon was accompanied by a bract and a palpacle. Scale 500 µm. (B) Mature palpons. Scale 2 mm. (C) Close-up of palpon showing highly prismatic cells and red pigmented cells in the distal region where the main gastric cavity ends. Scale 1 mm. (D) Mature gastrozooid with tentacle. Scale 2 mm.