family Liparidae family Liparididae family Lithodidae family Littorinidae family Loasaceae family Lobeliaceae family Lobotidae family Locustidae family Loganiaceae family Lomariopsidaceae family Lophiidae family Lophosoriaceae family Loranthaceae family Lorisidae family Loxomataceae family Lucanidae family Lutjanidae family Luvaridae family Lycaenidae family Lycoperdaceae family Lycopodiaceae family Lycosidae family Lygaeidae family Lymantriidae family Lythraceae family Machilidae family Macropodidae family Macrorhamphosidae family Macrouridae family Macruridae family Magnoliaceae family Majidae family Malacanthidae family Malpighiaceae family Malvaceae family Mammutidae family man family Manidae family Manteidae family Mantidae
| family Mantispidae family Marantaceae family Marattiaceae family Marchantiaceae family Marsileaceae family Martyniaceae family Mastodontidae family Mastotermitidae family Mayacaceae family medicine family Megachilidae family Megadermatidae family Megalonychidae family Megalosauridae family Megapodiidae family Megatheriidae family Melampsoraceae family Melanthiaceae family Melastomaceae family Melastomataceae family Meleagrididae family Meliaceae family Meliphagidae family Meloidae family Membracidae family Menispermaceae family Menuridae family Menyanthaceae family Meropidae family Micrococcaceae family Microdesmidae family Microhylidae family Mimidae family Mimosaceae family Miridae family Mniaceae family Mobulidae family Molidae family Molossidae family Momotidae
| family Moniliaceae family Monocanthidae family Monodontidae family Monotropaceae family Moraceae family Morchellaceae family Motacillidae family Mucoraceae family Mugilidae family Mullidae family Muraenidae family Muridae family Musaceae family Muscicapidae family Muscidae family Musophagidae family Mustelidae family Mutillidae family Myacidae family Mycetophylidae family Mycobacteriaceae family Mycoplasmataceae family Myctophidae family Myliobatidae family Mylodontidae family Myricaceae family Myristicaceae family Myrmecophagidae family Myrmeleontidae family Myrsinaceae family Myrtaceae family Mysidae family Mytilidae family Myxinidae family Myxobacteriaceae family Myxophyceae family Naiadaceae family Najadaceae family name family Naticidae
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