Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1892)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1906)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1915)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1889)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1891)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1894)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1899)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1896)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1901)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1904)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1887)

Mollusques tertiaires du Portugal : planches de céphalopodes, gastéropodes et pélécypodes laissées - Dollfus, Gustave Frédéric, 1850 - (Imprimerie de l'Academie royale des sciences, 1903)

Monadelphiae classis dissertationes decem - Cavanilles, Antonio José, 1745 -1804 (Apud F.A. Didot, 1785)

Monatsschrift des Deutschen Vereins zum Schutze der Vogelwelt - Deutscher Verein zum Schutze der Vogelwelt. ([s.n.], 1884)

Le Monde des papillons : promenade à travers champs - Depuiset, Alphonse (J. Rothschild, 1867)

A monograph of Christmas Island (Indian Ocean) - British Museum (Natural History). Department of Geology. (Printed by order of the Trustees, 1900)

A monograph of the Bambusaceae, including descriptions of all the species - Munro, William, 1818 -1880 (1868)

A monograph of the British marine annelids - M'Intosh, William Carmichael, 1838 -1931 (The Ray society, 1873)

A monograph of the British marine annelids - M'Intosh, William Carmichael, 1838 -1931 (The Ray society, 1922)

A monograph of the genus Lilium - Fitch, W. H. (Walter Hood), 1817 -1892 (Printed by Taylor & Francis, 1880)

Monographiæ phanerogamarum : Prodromi nunc continuatio, nunc revisio - Candolle, Alphonse de, 1806 -1893 (vol.1-8, G. Masson ; vol.9, Masson & Cie, 1883)

Monographie der Gattung Saxifraga L., mit besonderer Berücksichtigung der geographischen Verhältnisse - Engler, Adolf, 1844 -1930 (J. U. Kern (M. Müller), 1872)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1873)

Moon's hardy trees & plants for every place and purpose 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Co, 1922)

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)

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, 1905)

The moth book a popular guide to a knowledge of the moths of North America - Holland, W. J. (William Jacob), 1848 -1932 (W. Briggs, 1904)

The moth book : a popular guide to a knowledge of the moths of North America - Holland, W. J. (William Jacob), 1848 -1932 (Doubleday, Page, 1915)

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, 1916)

Moths - Bell, Thomas Reid Davys, 1863 -1948 (Taylor and Francis; [etc., etc.], 1894)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne, 1900)

The moths of the British Isles - South, Richard, 1846 -1932 (Frederick Warne & Co, 1920)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne & Co, 1907)

Mundus subterraneus, in XII libros digestus : qvo divinum subterrestris mundi opificium, mira ergasteriorum naturae in eo distributio, verbo [pantamorphon] Protei regnum, universae denique naturae majestas & divitiae summa rerum varietate exponuntur, abditorum effectuum causae acri indagine inquistae demonstrantur, cognitae per artis & naturae conjugium ad humanae vitae necessarium usum vario experimentorum apparata, necnon novo modo & ratione applicantur. Ad Alexandrum VII. pont. opt. max - Kircher, Athanasius, 1602 -1680 (apud Joannem Janssonium à Waesberge & filios, 1678)

Musci Austro-Americani - Mitten, William, 1819 -1906 (Missouri Botanical Garden, 1982)

Muscologia recentiorum seu analysis, historia et descriptio methodica omnium muscorum frondosorum hucusque cognitorum ad normam Hedwigii - Bridel-Brideri, Samuel Elisée de, 1761 -1828 (1798)

Muscologiae recentiorum supplementum seu species muscorum... - Bridel-Brideri, Samuel Elisée de, 1761 -1828 (apud C.G. Ettingerum, 1806)

Musée entomologique illustré : histoire naturelle iconographique des insectes : publiée par une réunion d'entomologistes français et étrangers - Bisson-Cottard (Firm) (Rothschild, 1877)

Museum Boltenianum, sive, Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa. Fried. Bolten .... - Bolten, Joachim Friedrich, 1718 -1796 (Typis Johan. Christi. Trappii, 1798)

Museum Boltenianum, sive, Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa. Fried. Bolten - British Museum (Natural History) (British Museum (Natural History)], 1906)

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)