Protozoa - Schwager, Conrad. (C.F. Winter, 1887)

Pryor's annual catalogue of strawberry plants spring issue 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (M.S. Pryor, 1936)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1899)

Publication. Field Columbian Museum. Anthropological series - Field Columbian Museum. (The Museum, 1898)

Publication - Smithsonian Institution. Institute of Social Anthropology (U.S. Govt. Print. Off, 1948)

Publication - Smithsonian Institution. Institute of Social Anthropology (U.S. Govt. Print. Off, 1950)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1975)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1981)

Quadro elementar da historia natural dos animaes - Cuvier, Georges, baron, 1769 -1832 (impresso por H. Bryer, 1815)

Quarterly journal of conchology (D. Bogue, 1876)

Quarterly journal of conchology (D. Bogue, 1877)

Quarterly journal of conchology (D. Bogue, 1878)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1860)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1897)

The Quarterly journal of science (J. Churchill and Sons, etc, 1865)

Quarterly Journal of Science, Literature and the Arts - Royal Institution of Great Britain. (1823)

Quarterly Journal of Science, Literature and the Arts - Royal Institution of Great Britain. (1824)

Quarterly Journal of Science, Literature and the Arts - Royal Institution of Great Britain. (1825)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1955)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1845)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1848)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1850)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1851)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1852)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1853)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1854)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1855)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1856)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1857)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1861)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1863)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1864)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1866)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1876)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1880)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1883)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1885)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1888)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1891)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1892)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1907)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1908)

La quatrième session du Congrès international des américanistes : l'Exposition de la flore du nouveau-monde et l'Exposition des antiquités américaines à Madrid (25-28 septembre 1881) : compte-rendu présenté à la Société belge de géographie, le 31 janvier 1882 - Bamps, Anatole, 1838 - (Typ. Ve C. Vanderauwera, 1882)

The Queensland Naturalist - Queensland Naturalists' Club. (Queensland Naturalists' Club], 1929)

Question moral si el chocolate quebranta el ayuno eclesiastico. : Tratase de otras bebidas i confecciones que se vsan en varias provincias - León Pinelo, Antonio de, 1590 or 1591 -1660 (Por la viuda de Iuan Gonçalez, 1636)

Rad - Jugoslavenska akademija znanosti i umjetnosti. Razred za prirodne nauke. (Jugoslavenska akademija znanosti i umjetnosti, 1872)

The raisin industry. A practical treatise on the raisin grapes, their history, culture and curing - Eisen, Gustav, 1847 -1940 (H.S. Crocker, printers, 1890)

The raisin industry. A practical treatise on the raisin grapes, their history, culture and curing - Eisen, Gustav, 1847 -1940 (H. S. Crocker, printers, 1890)

Rambles of a naturalist on the shores and waters of the China Sea : being observations in natural history during a voyage to China, Formosa, Borneo, Singapore, etc., made in Her Majesty's vessels in 1866 and 1867 - Collingwood, Cuthbert, 1826 -1908 (J. Murray, 1868)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2001)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2002)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2007)

Rapid inventories, biological and social - Field Museum of Natural History. (Field Museum, 2008)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1830)

Répertoire de couleurs pour aider à la détermination des couleurs des fleurs, des feuillages et des fruits - Dauthenay, Henri. (Impr. Oberthur, 1905)

Recherches dans les sables tertiaires des environs de Soissons / par M. Ad. Watelet - Watelet, Adolphe, 1811 -1879 (Éd. Fluery et Ad. Chevergny, 1851)

Recherches sur la faune de Madagascar et de ses dépendances - Hoffmann, C. K. 1841 -1903 (J.K. Steenhoff, 1877)

Recherches sur les ossemens fossiles, où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (chez G. Dufour et E. d'Ocagne, 1821)

Recherches sur les ossemens fossiles : où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (E. d'Ocagne, 1834)

Record of my life-work in entomology - Osten-Sacken, C. R. (Carl Robert), 1828 -1906 (University Press; John Wilson and Son, 1903)

The record of the celebration of the two hundredth anniversary of the birth of Benjamin Franklin, under the auspices of the American Philosophical Society, held at Philadelphia for promoting useful knowledge, April the seventeenth to April the twentieth, A.D. nineteen hundred and six - American Philosophical Society. (Printed for the American Philosophical Society, 1908)

The Record of zoological literature (J. van Voorst, 1864)

The Record of zoological literature (J. van Voorst, 1868)

The Record of zoological literature (J. van Voorst, 1869)

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Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1986)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 1907)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 1910)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2020)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1915)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1955)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1999)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2002)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2008)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1905)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1907)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1908)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1915)

Régles de la nomenclature des êtres organisés - Blanchard, Raphaël, 1857 -1919 (Société zoologique de France, 1895)

Le règne animal distribué d'après son organisation : pour servir de base a l'histoire naturelle des animaux et d'introduction a l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1817)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Louis Hauman et Comp, 1836)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1845)

Le Règne végétal; divisé en: Traité de botanique, Flore médicale, usuelle et industrielle, Horticulture théorique et pratique, Plantes agricoles et forestières, Histoire biographique et bibliographique de la botanique - Réveil, O. (Oscar), 1821 -1865 (L. Guérin, 1870)

Reise durch die Wueste Atacama :auf Befehl der chilenischen Regierung im Sommer 1853-54 - Philippi, Rodolfo Amando, 1808 -1904 (E. Anton, 1860)

Reise in Ostafrika in den Jahren 1903-1905 : mit Mitteln der Hermann und Elise geb. Heckmann Wentzel-Stiftung : Wissenschaftliche Ergebnisse - Voeltzkow, Alfred, 1860 -1946 (E. Schweizerbartsche Verlagsbuchhandlung, 1914)

Reise nach Brasilien in den Jahren 1815 bis 1817 - Wied, Maximilian, Prinz von, 1782 -1867 (Gedruckt und verlegt bey H.L. Brönner, 1820)

Reisen in Europa, Asien, und Afrika : mit besonderer Rücksicht auf die naturwissenschaftlichen Verhältnisse der betreffenden Länder ; unternommen in den Jahren 1835 bis 1841 - Russegger, Joseph. (E. Schweizerbart'sche Verlagshandlung, 1941)

Reisen und Forschungen im Amur-Lande in den Jahren 1854-1856 - Schrenck, Leopold von, 1826 -1894 (Commissionäre der K. Akademie der Wissenschaften, 1859)

Remarques sur la faune des iles Saint-Paul et Amsterdam, suivies d'une description des mollusques testacés de ces deux iles - Vélain, Charles, 1845 - (A. Hennuyer, 1878)

Rendiconti - Reale Accademia dei Lincei (l'Accademia, 1888)

Rendiconti - Reale Accademia dei Lincei (l'Accademia, 1889)