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Land and fresh water mollusks - Dall, William Healey, 1845 -1927 (Doubleday, Page, and Company, 1905)

Latreille's Naturliche Familien des Thierreichs - Latreille, P. A. (Pierre André), 1762 -1833 (Im Verlage des Gr. H.S. priv. Landes-Industrie- Comptoirs, 1827)

Das Leben der Binnengewässer - Lampert, Kurt (C.H. Tauchnitz, 1899)

Lectures on biology - Boelter, W. R. (William Richard) (J. Bale, sons & Danielsson, ltd, 1911)

Lectures on the comparative anatomy and physiology of the invertebrate animals : delivered at the Royal college of surgeons, in 1843 - Owen, Richard, 1804 -1892 (Longman, Brown, Green, and Longmans, 1843)

Lectures on the comparative anatomy and physiology of the vertebrate animals, delivered at the Royal College of Surgeons of England, in 1844 and 1846 - Owen, Richard, 1804 -1892 (Printed for Longman, Brown, Green, and Longmans, 1846)

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Lehrbuch der Protozoenkunde / eine Darstellung der Naturgeschichte der Protozoen mit besonderer Berücksichtigung der parasitischen und pathogenen Formen - Doflein, Franz, 1873 -1924 (G. Fischer, 1911)

Lehrbuch der Protozoenkunde : eine Darstellung der Naturgeschichte der Protozoen mit besonderer Berücksichtigung der parasitischen und pathogenen Formen - Doflein, Franz, 1873 -1924 (Fischer, 1909)

Lehrbuch der Protozoenkunde; eine Darstellung der Naturgeschichte der Protozoen mit besonderer Berücksichtigung der parasitischen und pathogenen Formen - Doflein, Franz, 1873 -1924 (G. Fischer, 1916)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1846)

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Lehrbuch der vergleichenden anatomie der wirbelthiere; auf grundlage der entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

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A manual of British vertebrate animals, or, Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands, including the domesticated, naturalized, and extirpated species : the whole systematically aranged - Jenyns, Leonard, 1800 -1893 (Printed at the Pitt Press, by John Smith, sold by J. & J.J. Deighton, 1835)

A manual of British vertebrate animals; or, Descriptions of all the animals belonging to the classes, mammalia, aves, reptilia, amphibia, and pisces - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton, and T. Stevenson, 1835)

A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton; [etc., etc.], 1835)

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A manual of the vertebrate animals of the northern United States: including the district north and east of the Ozark Mountains, south of the Laurentian Hills, north of the southern boundary of Virginia, and east of the Missouri River inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg, 1899)

A manual of the vertebrate animals of the northern United States : including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri river, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg, 1916)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg and Company, 1899)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A.C. McClurg, 1910)