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Monophyly and geography of the RiМЃo PaМЃnuco Basin swordtails (genus Xiphophorus) with descriptions of four new species - Kallman, Klaus D. (American Museum of Natural History, 1990)

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Morphology and taxonomy of fungi - Bessey, Ernst Athearn, 1877 -1957 (Blakiston, 1950)

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Moss flora of Central America - Crum, Howard, 1922 -2002 (Missouri Botanical Garden, 2010)

The moth book; a popular guide to a knowledge of the moths of North America - Holland, W. J. (William Jacob), 1848 -1932 (Doubleday, Page & company, 1903)

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Museum botanicum Lugduno-Batavum, sive, Stirpium exoticarum novarum vel minus cognitarum ex vivis aut siccis brevis expositio et descriptio - Blume, C. L. (Carl Ludwig), 1796 -1862 (E.J. Brill, 1849)

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The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1911)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1913)

Mycotaxon (Mycotaxon, 2012)

Mycotaxon (Mycotaxon, 2015)

Mycotaxon (Mycotaxon, 2021)

Myriapodologica - Virginia Museum of Natural History (Martinsville) (Virginia Museum of Natural History, 1997)

Myriapodologica - Virginia Museum of Natural History (Martinsville) (Virginia Museum of Natural History, 1998)

Narrative of a voyage to the Pacific and Beering's Strait, to co-operate with the polar expeditions - Beechey, F. W. (Frederick William), 1796 -1856 (Carey & Lea, 1832)

Narrative of a voyage to the Pacific and Beering's Strait, to co-operate with the polar expeditions : performed in His Majesty's ship Blossom, under the command of Captain F.W. Beechey in the years 1825, 26, 27, 28 - Beechey, F. W. (Frederick William), 1796 -1856 (Henry Colburn and Richard Bentley, 1831)

Narrative of the surveying voyages of His Majesty's Ships Adventure and Beagle between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle between the years 1826 and 1836 : describing their examination of the southern shores of South America and the Beagle's circumnavigation of the globe : in three volumes - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle, between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (H. Colburn, 1839)

Narrative of a voyage to the Pacific and Beering's strait, to co-operate with the polar expeditions: performed in His Majesty's ship Blossom, under the command of Captain F.W. Beechey ... in the years 1825, 26, 27, 28 - Beechey, F. W. (Frederick William), 1796 -1856 (H. Colburn and R. Bentley, 1831)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1906)

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The natural history of British insects; explaining them in their several states, with the periods of their transformations, their food, oeconomy, &c. together with the history of such minute insects as require investigation by the microscope. The whole illustrated by coloured figures, designed and executed from living specimens - Donovan, E. (Edward), 1768 -1837 (Printed for the author, and for F. & C. Rivington, 1792)

The natural history of Dee Side and Braemar - Lankester, Edwin, 1814 -1874 (Printed for private circulation [by Bradbury and Evans], 1855)

A natural history of the animal kingdom being a systematic and popular description of the habits, structure, and classification of animals, from the lowest to the highest forms. Arranged according to their organisation - Gray, John Edward 1800 -1875 (Charles Griffin and company, 1860)

Natural history of the insects of China, containing upwards of two hundred and twenty figures and descriptions - Donovan, E. (Edward), 1768 -1837 (H.G. Bohn, 1842)

Natural history of the insects of China, containing upwards of two hundred and twenty figures anddescriptions - Donovan, E. (Edward), 1768 -1837 (H.G. Bohn, 1842)

Natural history of the insects of China : the figures drawn from specimens of the insects - Donovan, E. (Edward), 1768 -1837 (Published by Rob Havell, 77, Oxford Street, and H.G. Bohnt York Street, Covent Garden, 1838)

Natural theology: comprising A discourse of natural theology, Dialogues on instinct, and Dissertations on the structure of the cells of bees and on fossil osteology - Brougham; Vaux, Henry Brougham, Baron, 1778 -1868 (R. Griffin, 1856)

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Naturaleza y civilización de la grandiosa isla de Cuba, ó, Estudios variados y científicos, al alcance de todos, y otros históricos, estadísticos y políticos - Rodríguez-Ferrer, Miguel, 1815 -1889 (Imprenta de J. Noguera á cargo de M. Martinez, 1876)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1890)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1949)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1968)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1972)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1978)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1984)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1989)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1994)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1999)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2001)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2003)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2005)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2007)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2010)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2013)

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Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

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Natuurlyke en naar 't leeven naauwkeurig gekleurde afbeeldingen en beschryvingen der cicaden : in alle vier waerelds deelen Europa, Asia, Africa en America huishoudende - Stoll, Caspar. (By Jan Christiaan Sepp, 1788)

Natuurlyke en naar't leeven naauwkeurig gekleurde afbeeldingen en beschryvingen der wantzen ... Representation exactement coloree d'apres nature des punaises - Stoll, Caspar. (J.C. Sepp, 1780)

Natuurlyke historie : of, Uitvoerige beschryving der dieren, planten, en mineraalen - Linné, Carl von, 1707 -1778 (By F. Houttuyn [and others], 1766)

Natuurlyke historie : of, Uitvoerige beschryving der dieren, planten, en mineraalen - Linné, Carl von, 1707 -1778 (By F. Houttuyn [and others], 1773)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1932)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1938)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1961)

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Neu vollkommen Kräuter-buch : Darinnen über 3000. Kräuter / mit schönen und kunstlichen Figuren / auch deren Underscheid und Würckung / sammt ihren Namen in mancherein Sprachen beschrieben : Dessgleichen auch / wie dieselbige in allerhand Kranckheiten / beyde der Menschen und des Viehs / sollen angewendet und gebraucht werden / angezeigt wird - Bauhin, Caspar, 1560 -1624 (J. L. König, 1731)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1836)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1884)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1904)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1910)

Neuw vollkommentlich Kreuterbuch, mit schönen ... Figuren, aller Gewächs der Bäumen, Stauden und Kräutern ... eygentlich beschrieben ... darinn viel ... Artzney vor allerley innerlichen unnd eusserlichen Kranckheiten, beyde der Menschen, und dess Viehes ... beschrieben werden - Bauhin, Caspar, 1560 -1624 (Durch Nicolaum Hoffmann [Matthias Beckers seligen Wittib] in Verlegung Johannis Bassaei und Johann Dreutels, 1613)

New birds from Venezuela - Zimmer, John T. (John Todd), 1889 -1957 (American Museum of Natural History, 1952)

A new catalogue of the fresh-water fishes of Panama - Hildebrand, Samuel F. 1883 -1949 (1938)

A new collared lizard (Tropidurus, Tropiduridae) endemic to the western Bolivian Andes and its implications for seasonally dry tropical forests - Rodrigues, Miguel Trefaut Urbano (American Museum of Natural History, 2018)

A new dictionary of natural history; or, Compleat universal display of animated nature ... - Mavor, William Fordyce, 1758 -1837 (Printed for Harrison, 1785)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 1995)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2004)

A new Panama Eciton (Hymenoptera, Formicidae) - Weber, Neal A. (Neal Albert) (American Museum of Natural History, 1949)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1922)

New species of stream-breeding hylid frogs from the northern versant of the highlands of Oaxaca, Mexico - Campbell, Jonathan A. (Natural History Museum, University of Kansas, 2000)

New subspecies of birds from Surinam and Venezuela - Zimmer, John T. (John Todd), 1889 -1957 (American Museum of Natural History, 1951)

A new tetragonopterine characid fish from Guatemala - Rosen, Donn Eric, 1929 -1986 (American Museum of Natural History, 1970)