Hoverer flies 84 Humming birds 90, 92 Hutchinson, Mr., on herpes 40 Huxley, Prof., on hydrozoa 63 _Hydra viridis_ 59 _Hydrida_ 59 Hydrozoa 51, 59 Hypodermal colour 53, 72 Identity of offspring and parent 11 Identity, personal 10 Inherited memory 8 Insects, colour in 68, 75 John Dory 89 _Kallima inachus_ 30, 80 Kentish Glory Moth 30 _Lamium galeobdolon_ 96 Lankester, Prof. Ray, on development of eyes 97 Large Copper Butterfly 68 Larvæ, colours of 45, 81 Laws of emphasis 21 ---- exposure 18 ---- heredity 2 ---- multiplication 2 ---- repetition 21, 22 ---- structure 18 ---- variation 2 Leaf-butterfly 16, 30 Leidy, Prof., on _Rhizopoda_ 56 Leopard 17, 92 _Leucophasia diniensis_ 41 ---- _sinapis_ 41 "Life and Habit" cited 9 Light, reflected 26 ---- sensibility to 33 ---- waves 25 _Liminitis sibilla_ 43 Lion 17, 92 ---- stripes on young 46 Lithocysts of hydroids 62 _Lucernaria auricula_ 65 _Lycæna dispar_ 68 _Lycosa agretyca_ 83 ---- _allodroma_ 83 ---- _andrenivora_ 83 ---- _cambria_ 84 ---- _campestris_ 83