Subject ASC0000fqm
Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology.
v. 4 (1831), Page 224 (1831)
Natural History Museum Library, London
BHL Page 2269550
Keywords
insect eyes iris insect organs visual organs insect eye visual organs vision nervous filaments ganglion optic nerve choroid filaments optic Libellula insects diagram lights drawing anatomy insect eye cone microscopic Anatomical details of the eye of the libelulla insect: Muller