English cyclopaedia, a new dictionary of universal knowledge - Knight, Charles, 1791 -1873 (Bradbury, 1854)

... Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, inc, 1908)

Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, 1908)

The Entomological magazine (Frederick Westley and A.H. Davis, 1836)

The Entomological magazine (Frederick Westley and A.H. Davis, 1835)

The entomological magazine (Frederick Westley and A.H. Davis, 1832)

Entomological news - American Entomological Society. (American Entomological Society, 1978)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1901)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1922)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1961)

Entomologische beyträge zu des ritter Linné 12. ausgabe des natursystems - Goeze, Johann August Ephraim, 1731 -1793 (Bey Weidmanns erben und reich, 1778)

Entomologische Rundschau (A. Kernen, 1910)

Entomologische Zeitung - Entomologischer Verein in Stettin. (Entomologischer Verein zu Stettin, 1905)

The Entomologist (Edward Newman, 1841)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1870)

The Entomologist's monthly magazine (Entomologist's Monthly Magazine Ltd. [etc.], 1891)

Entomology - Leach, William Elford, 1790 -1836 (E. Parker, 1816)

Entomology : introduction to Entomology - Duncan, James, 1804 -1861 (Lizars, 1853)

Enumeración de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Impr. de las Viuda é Hija de Fuentenebro, 1885)

Enumeración y revisión de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Fuentenebro, 1885)

Enumeración y revisión de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Fuentenebro, 1888)

Enumeratio plantarum omnium hucusque cognitarum : secundum familias naturales disposita, adjectis characteribus, differentiis et synonymis - Kunth, Karl Sigismund, 1788 -1850 (sumtibus J.G. Cottae, 1850)

Enumeratio systematica fungorum in omnium herbarum europaearum organis diversis hucusque observatorum mentione facta fontium litterariorum diagnoses eorum figurasque proferentium nec non praecipuorum eorum synonymorum numerorumque collectionum plurium venalium species enumeratas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (apud M. Nijhoff, 1919)

An enumeration of Philippine flowering plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1922)

Episodes of insect life - Budgen, L. M. (Reeve, Benham, 1849)

An epitome of the natural history of the insects of China: : comprising figures and descriptions of upwards of one hundred new, singular, and beautiful species; together with some that are of importance in medicine, domestic economy, &c. The figures are accurately drawn, engraved and coloured, from specimens of the insects; the descriptions are arranged according to the system of the Linnaeus; with references to the writings of Fabricius, and other systematic authors - Donovan, E. (Edward), 1768 -1837 (Printed for the author, by T. Bensley; and sold by White, Fleet-Street; Faulder, Bond-Street; Bell, Oxford-Street, &c, 1798)

An epitome of the natural history of the insects of China : comprising figures and descriptions of upwards of one hundred new, singular, and beautiful species, together with some that are of importance in medicine, domestic economy, &c. : the figures are accurately drawn, engraved and coloured, from specimens of the insects : the descriptions are arranged according to the system of Linnaeus, with references to the writings of Fabricius, and other systematic authors - Donovan, E. (Edward), 1768 -1837 (Printed for the author, by T. Bensley, and sold by White, Fleet-Street, Faulder, Bond-Street, Bell, Oxford-Street, &c, 1798)

An epitome of the natural history of the insects of China. Comprising figures and descriptions of upwards of one hundred new, singular, and beautiful species; together with some that are of importance in medicine, domestic economy, &c. The figures are accurately drawn, engraved and coloured, from specimens of the insects; the descriptions are arranged according to the system of Linnæus; with references to the writings of Fabricius, and other systematic authors - Donovan, E. (Edward), 1768 -1837 (Printed for the author, by T. Bensley, 1798)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1985)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1997)

Erythea. a journal of botany, West American and general - Jepson, Willis Linn, 1867 -1946 (University of California, 1895)

Erythea. a journal of botany, West American and general - Jepson, Willis Linn, 1867 -1946 (University of California, 1893)

Escritos de Leopoldo Río de la Loza - Noriega, Juan Manuel (Imprenta de Ignacio Escalante, 1911)

Especies acuáticas invasoras en México - Koleff Osorio, Patricia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

Essays on the History of Neotropical Dipterology: with special reference to collectors: 1750-1905: Vol. I - Papavero, Nelson (Museu de Zoologia, 1971)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1912)

Estudios españoles. Los trabajos geográficos de la Casa de contratación - Puente y Olea, Manuel de la, 1910 (Escuela tipográfica y Librería Salesianas, 1900)

Etude sur la classification naturelle et la morphologie des lichens du Brésil - Vainio, Edv. A. (Edvard August), 1853 -1929 (J. Simelius, 1890)

European Journal of Taxonomy - Institut royal des sciences naturelles de Belgique. (MNHN, 2015)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 1993)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 1996)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 1999)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 2000)

Evansia - New York Botanical Garden (American Bryological and Lichenological Society, 2003)

Evolution in the genus Rhinella : a total evidence phylogenetic analysis of neotropical true toads (Anura: Bufonidae) - De La Riva, Ignacio (American Museum of Natural History, 2021)

Expedicion botanica de Jose Celestino Mutis al Nuevo Reino de Granada y Memorias ineditas de Francisco Jose de Caldas - Caldas, Francisco José de, 1768 -1816 (Libreria General de V. Suarez, 1909)

Expédition dans les parties centrales de l'Amérique du Sud : de Rio de Janeiro à Lima, et de Lima au Para - Castelnau, Francis, comte de, 1812 -1880 (Chez P. Bertrand, 1851)

Explorations and field-work of the Smithsonian Institution in ... - Smithsonian Institution (Smithsonian Institution, 1925)

An exploratory study using the ground layer indicator method in Montana rangelands - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2018)

Familles des plantes - Adanson, Michel, 1727 -1806 (Vincent, 1763)

Fertilizer resources of the United States - United States. Bureau of Soils. ([Govt. print. off.], 1912)

A Festschrift for William G. D'arcy : the legacy of a taxonomist - Keating, Richard C (Missouri Botanical Garden Press, 2005)

Field Museum news - Field Museum of Natural History. (Field Museum of Natural History, 1940)

Field notebook : Mexico - Schubert, Bernice, (1957)

Field-testing the ground layer indicator for rangelands on BLM-AIM plots in Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2021)

Fieldiana Life and earth sciences - Field Museum of Natural History. (Field Museum of Natural History, 2010)

Fieldiana Anthropology - Field Museum of Natural History. (Chicago Natural History Museum, 1991)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1958)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1949)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1963)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1973)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1974)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1977)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1952)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1980)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1984)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1990)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1998)

Fieldiana Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1999)

Fieldiana Geology - Field Museum of Natural History. (Chicago Natural History Museum, 1991)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1958)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1967)

Fieldiana Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1987)

Fifth report of the United States Geographic Board, 1890 to 1920 - United States Geographic Board (Govt. print off, 1921)

The first report of the Merchants' Locust Investigation Commission of Buenos Aires - Bruner, Lawrence, 1856 -1937 (South American Bank Note Co, 1898)

Fish stories alleged and experienced, with a little history natural and unnatural - Jordan, David Starr, 1851 -1931 (H. Holt and Company, 1909)

The fishes of North and Middle America : a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama - Jordan, David Starr, 1851 -1931 (Smithsonian Institution, United States National Museum, 1896)

The fishes of North and Middle America a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama - Jordan, David Starr, 1851 -1931 (G.P.O, 1898)

The fishes of the fresh waters of Panama - Hildebrand, Samuel F. 1883 -1949 (1916)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1878)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1898)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1886)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1874)

Flora cubana. Enumeratio nova plantarum cubensium - Grisebach, A. (August), 1814 -1879 (Imp. "La Antilla," de Cacho-Negrete, 1873)

A flora de Portugal (plantas vasculares) : disposta em chaves dichotomicas - Coutinho, Antonio Xavier Pereira, 1851 -1939 (Aillaud, Alves, 1913)