strobila

strobila (noun; plural -lae; Greek strobilos, anything twisted, pine cone): 1. An organism, or stage of an organism, from which successive annular disc embryos bud off.

2. (Cnidaria: Scyphozoa) A scyphistoma larva of a jellyfish consisting of ephyrae.

3. (Platyhelminthes: Cestoda) A tapeworm, consisting of scolex, 'neck', immature, mature and usually gravid proglottids.