Part 75

Mangroves, Florida, 89

Manual of style, 68

Manuscript arrangement, 69

Marine animals, and vegetation, 89 associational study, 136 associations, 135 collecting, 57 distribution, 139 food of, in Kiel Bay, 129 habitat study, 136

Marine food mollusks of Louisiana, 114

Marine habitats of animals, 135

Marine invertebrates, 146

Marine life, quantitative study, 124

Marine vegetation and animal associations, 89

Marsh habitats, mollusks, 137

Maryland farm, birds of a, 125

Massachusetts shell-fisheries, 108

Mating instincts, of walking-stick, 119

Mating period of spiders, habits, 115

Mayfield Cave fauna, 143

Mayfly nymphs, keys, 75, 76

Meadow ants, 149

Media, changes in, 88

Medical zoölogy, bibliography, 129

Metabolism, 92, 93 fish, 100 in the sea, 87

Method, comparative, limitations, 56 genetic, 56 historical, 56 scientific, 55, 56, 57

Methods, biometric, 63 of homing pigeons, 113 of investigation, energy, agent and process, 56 of microscopic anatomy, 62 of study, 14, 39 of studying birds, fish, mammals, 39

Microcosm, 4 lake as a, 123, 131

Microscopic anatomy, methods, 62

Migration, influence on animal parasites, 130 of birds, 109 of birds, as a response, 109, 110

Migratory plant formations, 88

Mimicry, 42 of insects of South Africa, 128

Missouri, insects, 77 insects, index of reports on, 77