Flowers and insects : contributions to an account of the ecological relations of the entomophilous flora and the anthophilous insect fauna of the neighborhood of Carlinville, Illinois, 1889-1896 - Robertson, Charles, 1858 - (1896)

Flowers and insects; lists of visitors of four hundred and fifty-three flowers - Robertson, Charles, 1858 -1935 (n.p, 1928)

Foraging behavior of some bees and wasps at Kallstroemia grandiflora flowers in southern Arizona and New Mexico - Linsley, E Gorton (Earle Gorton) 1910 -2000 (American Museum of Natural History, 1974)

Forhandlinger i Videnskabs-selskabet i Christiania - Norske videnskaps-akademi i Oslo. ([Trykt hos Brøgger & Christie, 1887)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1850)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1852)

The Gardeners' chronicle and agricultural gazette (published for the proprietors, 1854)

De gelede dieren - Snellen van Vollenhoven, S. C. (Samuel Constant), 1816 -1880 (G.L. Funke, 1868)

Gemeinnüzzige Naturgeschichte des Thierreichs : darinn die merkwürdigsten und nüzlichsten Thiere in systematischer Ordnung beschrieben und alle Geschlechter in Abbildungen nach der Natur vorgestellet werden - Borowski, Georg Heinrich, 1746 -1801 (bei Gottlieb August Lange, 1787)

Genera crustaceorum et insectorum secundum ordinem naturalem in familias disposita : iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (A. Knig, 1807)

Genera crustaceorum et insectorum secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (A. Koenig, 1807)

Genera crustaceorum et insectorum secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (A. Koenig, 1809)

Genera et species insectorum e generosissimi auctoris scriptis - Retzius, Anders Jåhan, 1742 -1821 (Apud Sigfried Lebrecht Crusium, 1783)

Genera insectorum : eorumque characteres naturales secundam numerum, figuram, situm et proportionem, omnium partium oris adiecta mantissa specierum nuper detectarum - Fabricius, Johann Christian, 1745 -1808 (Litteris Mich. Friedr. Bartschii, 1776)

Genera insectorum eorumque characteres naturales secundum numerum, figuram, situm et proportionem omnium partium oris adiecta mantissa specierum nuper detectarum - Fabricius, Johann Christian, 1745 -1808 (Bartsch, 1777)

Genera insectorum Linnaei et Fabricii iconibus illustrata - Linné, Carl von, 1707 -1778 (Prostat apud Henric. Steiner et Socios, 1789)

A general system of nature, through the three grand kingdoms of animals, vegetables, and minerals, systematically divided into their several classes, orders, genera, species, and varieties, with their habitations, manners, economy, structure and peculiarities - Linné, Carl von, 1707 -1778 (Printed for Lackington, ALlen, and Co., Temple of the Muses, Finsbury Square, 1802)

Genus-group names of bees and supplemental family-group names - Michener, Charles D. (Charles Duncan), 1918 -2015 (Natural History Museum, The Univeristy of Kansas, 1997)

Die Geschichte der Natur : als zweite gänzlich umgearbeitete Auflage der allgemeinen Naturgeschichte - Schubert, Gotthilf Heinrich von, 1780 -1860 (Bei J.J. Palm und Ernst Enke, 1837)

Geschichte, Systematik und Literatur der Insectenkunde, von den ältesten Zeiten bis auf die Gegenwart. Als Handbuch für den Jünger und als Repertorium für den Meister der Entomologie - Eiselt, Johann Nepomuk. (C.H.F. Hartmann, 1836)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2012)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2017)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2019)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1887)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1890)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1918)

Gleanings in bee culture (A. I. Root Co, 1887)

Gleanings in bee culture (A. I. Root Co, 1889)

Die Gliedertheir-fauna des Sansibar-gebietes : nach dem von dr. O. Kersten während der v. d. Decken'schen Ost-Afrikanischen expedition im Jahre 1862 gesammelten material - Gerstaecker, A. (Carl Eduard Adolph), 1828 -1895 (C. F. Winter, 1873)

The grammar of entomology - Newman, Edward, 1801 -1876 (F. Westley and A.H. Davis, 1835)

Grävsteklarnas liv - Adlerz, Gottfrid Agaton, 1858 -1918 (Magn. Bergvall, 1916)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1966)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1987)

Grondbeginselen der natuurkundige wetenschappen - Duméril, C. (Constant), 1774 -1860 (Sterk, 1842)

Grundzüge der Zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert'sche, 1876)

Grundzüge der Zoologie zum Gebrauche an Universitäten und höhern Lehranstalten : Leitfaden zur Einführung in das wissenschaftliche Studium der Zoologie - Claus, Carl, 1835 -1899 (N.G. Elwert'sche Universitäts- Buchhandlung, 1868)

Grundzüge der Zoologie. Zum Gebrauche an Universitäten und hoheren Lehranstalten sowie qum Selbststudium - Claus, Carl, 1835 -1899 (W.G Elevert'sche Verl, 1876)

Grundzüge der Zoologie. Zum gebrauche an universitäten und höheren lehranstalten sowie zum selbststudium - Claus, Carl, 1835 -1899 (N.G. Elwert, 1872)

Grundzüge der Zoologie. Zum wissenschaftlichen Gebrauche - Claus, Carl, 1835 -1899 (Elwert, 1880)

Grundzüge der Zoologie. Zum wissenschaftlichen Gebrauche - Claus, Carl, 1835 -1899 (Elwert, 1882)

A guide to an arrangement of British insects : being a catalogue of all the named species hitherto discovered in Great Britain and Ireland - Curtis, John, 1791 -1862 (Printed for the author, published and sold by J. Pigot, 1837)

Guide to California insects - Woodworth, C. W. (Charles William), 1865 -1940 (The Law press, 1913)

The Guide to nature - Agassiz Association. (Agassiz Association, 1915)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's book agency; [etc.,etc.], 1869)

Guide to the study of insects and a treatise on those injurious and beneficial to crops : for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt, 1878)

Guide to the study of insects : and a treatise on those injurious and beneficial to crops for the colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Henry Holt, 1889)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's agency, 1868)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's Agency; [etc., etc.], 1874)

Guide to the study of insects and a treatise on those injurious and beneficial to crops for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Holt, 1880)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1883)

Handboek der dierkunde - Leuckart, Rudolf, 1823 -1898 (J.C.A. Sulpke, 1859)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)