Nebalia, [144], [422]

Nemertina, [475]

Nephridia, [395], [421], [429]

Nephrocœle, [430]

Nephrotome, [393]

Nerves, abducens, [155], [263], [266]

Ner"es, auditory, [356], [376]

Ner"es, autonomic, [3]

Ner"es, facial, [155], [156], [186], [188], [192], [311], [356], [378]

Ner"es, fa"ial, ramus branchialis profundus, [311]