Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1905)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1921)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1904)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1902)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1927)

The genera of diurnal lepidoptera : comprising their generic characters, a notice of their habits and transformations, and a catalogue of the species of each genus - Westwood, J. O. (John Obadiah), 1805 -1893 (Longman, Brown, Green, and Longmans, 1846)

The genera of diurnal lepidoptera : comprising their generic characters, a notice of their habits and transformations, and a catalogue of the species of each genus - Westwood, J. O. (John Obadiah), 1805 -1893 (Longman, Brown, Green, and Longmans, 1850)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1965)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1967)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1963)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1949)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1951)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1952)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1959)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1965)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1966)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1967)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1971)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1972)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1974)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1975)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1976)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1978)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1979)

General physiology; an outline of the science of life - Verworn, Max, 1863 -1921 (Macmillan and co., limited, 1899)

General physiology, an outline of the science of life - Verworn, Max, 1863 -1921 (MacMillan, 1899)

Generelle Morphologie der Organismen : allgemeine Grundzuge der organischen Formen-Wissenschaft, mechanisch begrundet durch die von Charles Darwin reformirte Descendenz-Theorie - Haeckel, Ernst, 1834 -1919 (Georg Reimer, 1866)

Generelle morphologie der organismen. Allgemeine grundzüge der organischen formen-wissenschaft, mechanisch begründet durch die von Charles Darwin reformirte descendenztheorie - Haeckel, Ernst, 1834 -1919 (G. Reimer, 1866)

Genesis and development of sand formations on marine coasts - Olsson-Seffer, Pehr Hjalmar, 1873 -1911 (Augustana Book Concern, Printers, 1910)

Geographical differentiation in the genus Accipiter - Wattel, J. (Jan) (The Club, 1973)

The geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

Geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

The geographical distribution of animals, with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

The geographical distribution of animals. With a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Harper and brothers, 1876)