Fig. 1 in Organization of the lophophore in the deep-sea brachiopod Pelagodiscus atlanticus and evolution of the lophophore in the Brachiozoa

Fig. 1 Morphology of Pelagodiscus atlanticus. a Dorsal view of the fixed animal: the dorsal valve (dv) with long setae (ls) is visible. b Ventral view of the fixed animal: the ventral valve (vv) is partly open, and the mantle cavity (mc) contains two lophophoral arms (lam). c View