Zool. [f. Gr. τέλος end (TELO-1) + τροχός wheel. Cf. mod.L. Telotrocha neut. pl., as name for larvæ having this structure.] A zone of cilia circling either, or each, end of the preoral (and perianal) segments of a free-swimming polychætous annelid larva. b. A larva of this kind. Hence Telotrochal, Telotrochous adjs., possessing a telotroch or telotrochs; of the nature of a telotroch.
1877. E. R. Lankester in Q. Jrnl. Microsc. Sc., Oct., 426. The telotroch appears to be a metameric repetition of the architroch, or of its branchiotrochal moiety.
1877. Huxley, Anat. Inv. Anim., 186. This larva exactly resembles those forms of polychætous Annelidan larvæ which are called Telotrocha. Ibid., 192. The free Rotifers present marked resemblances to the telotrochous larvæ of Annelids.
1878. Bell, Gegenbaur’s Comp. Anat., 137. By these the larvæ of the Chætopoda are divided into mesotrochal, telotrochal, and polytrochal forms.
