A scientific cross-section illustration of a deep-sea comb jelly (Pleurobrachia pileus) revealing intricate comb row photophore distribution, tentacles with colloblast adhesive cells, statocyst equilibrium organ, and bioluminescent meridional canal structure on aged cream paper, handwritten Latin annotations describing each ctenophore adaptation and light-producing mechanism, measurement scale in centimeters along the edge, soft deep-ocean ambient light simulation from upper left casting delicate shadows, museum archive quality, Pantone-accurate translucent pale rose body with iridescent rainbow comb row highlights and soft cyan bioluminescent glow tones, composition dynamic to showcase the jelly's floating luminescence architecture, mood: marine precision capturing deep-sea bioluminescent wonder, hyperrealistic details of tentacle spiral textures and photophore cell patterns visible