Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1920)

Memorias de la Sociedad Cubana de Historia Natural "Felipe Poey." - Museo Poey. (La Sociedad, 1915)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1930)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1964)

Memorias do Museu Bocage - Museu e Laboratório Zoológico e Antropológico (Portugal) (Impr. Libanio da Silva, 1909)

Memorias sobre la historia natural de la isla de Cuba, acompañadas de sumarios latinos y extractos en frances - Poey, Felipe, 1799 -1891 (Impr. de Barcina, 1856)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1882)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1883)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1880)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1892)

Memorie di matematica e di fisica della Societ`a italiana delle Scienze - Società Italiana delle Scienze. (Società Italiana delle Scienze, 1829)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

Mitteilungen der Bayerischen Staatssammlung für Paläontologie und Histor. Geologie - Bayerische Staatssammlung für Paläontologie und Historische Geologie München (Bayerische Staatssammlung für Paläontologie und Historische Geologie, 1996)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1879)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1881)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1882)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1886)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1888)

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, 1899)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1908)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1910)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1914)

A monograph on the structure and development of the shoulder-girdle and sternum on the Vertebrata - Parker, William Kitchen William Kitchen Parker 1823 -1890 (R. Hardwicke, 1868)

Monographie der Nematoden - Schneider, Anton, 1831 -1890 (G. Reimer, 1866)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1808)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Museum ichthyologicum, sistens piscium indigenorum & quorumdam exoticorum - Gronovius, Laurentius Theodorus, 1730 -1777 (Theodorum Haak, 1754)

Museum ichthyologicum, sistens piscium indigenorum & quorumdam exoticorum - Gronovius, Laurentius Theodorus, 1730 -1777 (Theodorum Haak, 1756)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1787)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1791)

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)

The museum of natural history, with introductory essay on the natural history of the primeval world : 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 - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Museum S:ae R:ae M:tis Ludovicae Ulricae reginae in quo animalia rariora, exotica imprimis insecta et conchilia describuntur et determinantur prodromi instar editum - Linné, Carl von, 1707 -1778 (Salvius, 1764)

Museum s:æ r:æ m:tis Ludovicæ Ulricæ reginæ svecorum, gothorum, vandalorumque &c. &c. &c. In quo animalia rariora, exotica, imprimis insecta & conchilia describuntur & determinantur prodromi instar editum - Linné, Carl von, 1707 -1778 (Laur. Salvius, 1764)

Museum S[euci]ae R[egin]ae M[ajes]tis Ludovicae Ulricae reginae Svecorum ... : in quo animalia rariora, exotica, imprimis insecta & conchilia describuntur & determinantur - Linné, Carl von, 1707 -1778 (literis & impensis direct. Laur. Salvii, 1764)

Mycographie suisse, ou, Description des champignons qui croissent en Suisse, particulie`rement dans le canton de Vaud, aux environs de Lausanne - Secretan, Louis, 1758 -1839 (Impr. de P.A. Bonnant, 1833)

The Myxosporidia, or Psorosperms of fishes, and the epidemics produced by them - Gurley, R. R. (Govt. print. off, 1894)

Narrative of a second voyage in search of a north-west passage, and of a residence in the Arctic regions during the years 1829, 1830, 1831, 1832, 1833 - Ross, James Clark, Sir, 1800 -1862 (A.W. Webster, 1835)

Narrative of the expedition of an American squadron to the China Seas and Japan : performed in the years 1852, 1853, and 1854, under the command of Commodore M.C. Perry, United States Navy, by order of the Government of the United States - Jones, George, 1800 -1870 (Beverley Tucker, printer, 1856)

Narrative of the voyage of H. M. S. Samarang, during the years 1843-46; employed surveying the islands of the Eastern archipelago; accompanied by a brief vocabulary of the principal languages... - Belcher, Edward, Sir, 1799 -1877 (Reeve, Benham, and Reeve, 1848)

Der Natrufreund am Strande der Adria und des Mittelmeergebietes - Cori, Karl Isidor, 1865 - (W. Klinkhardt, 1910)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1894)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1895)

Natural history - Bernard, Henry Meyners, 1853 -1909 (D. Appleton and company, 1897)

Natural history - American Museum of Natural History (American Museum of Natural History, 1920)

Natural history - Lydekker, Richard, 1849 -1915 (Hutchinson, 1897)

Natural history : Fishes - Gosse, Philip Henry, 1810 -1888 (Printed for the Society for promoting Christian knowledge, 1851)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong & co, 1872)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner & co, 1867)

Natural history of animals. Containing brief descriptions of the animals figured on Tenney's Natural history tablets, but complete without the tablets - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong, 1875)

The natural history of animals: the animal life of the world in its various aspects and relations - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (The Gresham Publishing Company, 1903)

Natural history of birds, fish, insects, and reptiles - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Printed for the Proprietor and sold by H. D. Symonds, 1808)

The natural history of British fishes - Hamilton, Robert, 1794 -1868 (W. H. Lizars; [etc.], 1843)

The natural history of British fishes - Hamilton, Robert, 1794 -1868 (W.H. Lizars, 1843)

The natural history of British fishes, including scientific and general descriptions of the most interesting species and an extensive selection of accurately finished coloured plates - Donovan, E. (Edward), 1768 -1837 (printed for the author and F. C. and J. Rivington, 1802)

Natural history of British fishes : their structure, economic uses, and capture by net and rod. Cultivation of fish-ponds. Fish suited for acclimatisation. Artificial breeding of salmon - Buckland, Francis T. (Francis Trevelyan), 1826 -1880 (Society for Promoting Christian Knowledge, 1883)

Natural history of British fishes : their structure, economic uses, and capture by net and rod : cultivation of fish-ponds, fish suited for acclimatisation, artificial breeding of salmon - Buckland, Francis T. (Francis Trevelyan), 1826 -1880 (Society for Promoting Christian Knowledge, 1891)

Natural history of British fishes; their structure, economic uses and capture by net and rod, cultivation of fish-ponds, fish suited for acclimatisation, artificial breeding of salmon - Buckland, Francis T. (Francis Trevelyan), 1826 -1880 (Society for Promoting Christian Knowledge, 1880)

The natural history of fishes, amphibians, & reptiles, or monocardian animals - Goode, G. Brown (George Brown), 1851 -1896 (Longman, Orme, Brown, Green & Longmans, and John Taylor, 1838)

The natural history of fishes, amphibians, & reptiles, or monocardian animals - Goode, G. Brown (George Brown), 1851 -1896 (Longman, Orme, Brown, Green & Longmans, and John Taylor, 1839)

Natural history of insects : comprising their architecture, transformations, senses, food, habits–collection, preservation and arrangement (Lilly, Wait, Colman, and Holden, 1833)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1849)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1856)