The trigeminal ganglion in human embryos at stage 15 (5th week).
D004622:Embryo, Mammalian / Q000033:anatomy & histology*; D006801:Humans; D012668:Trigeminal Ganglion / Q000033:anatomy & histology / Q000166:cytology / Q000196:embryology*; D014276:Trigeminal Nerve / Q000196:embryology*