Simple categories matching gelatinous:

• organism,
• invertebrate,
• predator,
• prey,
• zooplankton,
• plankton,
• animal,
• creature,

Members with property gelatinous:

• salp,
• ctenophore,
• large_ctenophore,
• cephalopod,
• coelenterate,
• squid,
• jellyfish,
• small_larvacean,
• jelly_fish,
• chaetognath,
• bryophyte,
• shark,
• cnidarian,
• siphonophore,
• medusa,
• scyphozoan_jellyfish,
• larvacean,
• beroe_ctenophore,
• tunicate,
• pelagic_tunicate,
• copepod,
• small_medusa,
• fish_larva,
• large_jellyfish,