(noun, plural; Latin diminutive rosa
, rose): 1. A process
resembling a rose in shape, applied to organs or markings of many invertebrates.
2. (Bryozoa) The clubbed-shaped cells of the funicular system (communication organs).
3. (Echinodermata) Five large ossicles that maintain the shape and width of the suckers on the tube feet; pellions.
4. (NEMATA) Patterns of cuticle surrounding the genital papillae; the uvette of the Demanian vessels.
5. (Platyhelminthes: Cestoda) In Monogenea, elaborately fringed lips on the suckers.