Sentence Examples

  • In the vicinity are valuable deposits of crinoid limestone, a coarse white building stone which takes a good polish.
  • MYZOSTOMIDA, a remarkable group of small parasitic worms which live on crinoid echinoderms; they were first discovered by Leuckart in 1827.
  • - Diagram of a simple form of Crinoid, with five arms, each forking once; the one nearest the observer is removed to expose the tegmen of five orals.
  • This crinoid has only two circlets of plates in the cup, but the cup analysed in the adjoining diagram has in addition infrabasals and a centrale C.
  • Will be appreciated by comparing the structure of a simple crinoid with that of some other types.