Fig. 2 in Pseudovermis paradoxus 2.0-3D microanatomy and ultrastructure of a vermiform, meiofaunal nudibranch (Gastropoda, Heterobranchia)

Fig. 2 Central nervous system (CNS) of P. paradoxus. a, b 3D reconstructions. a Postpharyngeal position of the organ system, right view. b Dorsal view. c–f Histological cross sections. c Cerebropleurovisceral ganglia and buccal mass, anterior facing to the right. d Pedal ganglia with nerves, statocyst and cerebral nerves, anterior facing upward. e Buccal ganglia with nerve and eye, asterisk marks the cerebropleuro-pedal connective, anterior facing upward. f Buccal commissure, anterior facing to the right. bcm buccal commissure, bg buccal ganglion, bn buccal nerve, cc cerebral commissure, cn cere- bral nerve, cs cnidosac, cpvg cerebropleurovisceral ganglion, cr cuticular ring, dg digestive gland, ey eye, i intestine, j jaw, mo mouth opening, oe esophagus, ot oral tube, pcm pedal commissure, pg pedal ganglion, ph pharynx, pn pedal nerve, r radula, sc statocyst, sgl salivary gland, st stomach