The germ cells of Polypterus (Brachiopterygii, Pisces).
D000367:Age Factors; D000818:Animals; D002455:Cell Division; D005260:Female; D005399:Fishes / Q000033:anatomy & histology / Q000196:embryology / Q000254:growth & development*; D005854:Germ Cells / Q000166:cytology*; D006066:Gonads / Q000254:growth & development; D007814:Larva / Q000033:anatomy & histology / Q000254:growth & development; D008643:Mesentery / Q000254:growth & development; D010063:Ovum