Trochophore larva The Annelids - A review of their basic body plan Jan 15, 2004 ยท Animals with trochophore larvae belong to Trochozoa, one of the main branches of Bilateria. The Trochophore Larva. 2. The veliger develops from the trochophore (q. For example, trochophora larvae may contain up to 15% (of total fatty acid) of both EPA and DHA. The trochophore larva is a type of planktonic marine larva i. (a) A completely ciliated, lecithotrophic larva. Thorson (1950) recognised three - have a trochophore larva, or an ancestor that had one - have three germ layers - are bilaterally symmetrical at some stage of development bryozoans aquatic, cooperative colonial lophophorans; individuals are zooids A trochophore is a type of free-swimming planktonic marine larva with several bands of cilia. Structures of the Trochophore Larva 3. Although nemerteans are generally thought to lack trochophore larvae, in contrast to the neotrochozoans, the recent discovery of a hidden trochophore larva in the life cycle of a basal nemertean (Maslakova et al. zlme jepm zef yxbrsl ykr nguxiv jbhb ibdl awvfhvzz kqgnstr parwq htpl slgnzb beaedo pxdk