Fig. 2 in Organization of the lophophore in the deep-sea brachiopod Pelagodiscus atlanticus and evolution of the lophophore in the Brachiozoa

Fig. 2 Lophophore anatomy of Pelagodiscus atlanticus (microCT). a Lateral view of the lophophore: long tentacles (t) extend to the posterior margin of the mantle. b Anterio-lateral view of the lophophore: the lophophoral arm (lam) extends posteriorly. c Ventral view of the lophophore: the mouth (m) is lo- cated between the brachial fold (bf) and the row of tentacles. d Anterior view of the mantle cavi- ty: the region where new tentacles form (rft) is visible. dv dorsal valve, it inner tentacle, mc mantle cavity, ot outer tentacle, vv ventral valve