The pinealocyte--a paraneuron.
D000818:Animals; D002415:Cats; D000882:Haplorhini; D008116:Lizards / Q000033:anatomy & histology; D009474:Neurons / Q000166:cytology / Q000378:metabolism / Q000648:ultrastructure; D010786:Photoreceptor Cells / Q000166:cytology; D010870:Pineal Gland / Q000166:cytology* / Q000378:metabolism; D011817:Rabbits; D051381:Rats; D013569:Synapses / Q000166:cytology