Occurrence of melanosomes and of crystal sacs within the same cell in the tapetum lucidum of the stingaree.
D000818:Animals; D002829:Choroid / Q000166:cytology*; D002856:Chromatophores; D005400:Fishes, Poisonous / Q000166:cytology*; D008543:Melanins; D008544:Melanocytes; D008854:Microscopy, Electron
D008543:Melanins