Mollusques terrestres et fluviatiles - Germain, Louis, 1878 -1942 ([Angers, Imprimerie F. Gaultier et A. Thébert], 1923)

Mollusques terrestres et fluviatiles - Germain, Louis, 1878 -1942 ([Angers, Imprimerie F. Gaultier et A. Thébert], 1920)

Mollusques terrestres vivants du Piémont - Stabile, Giuseppe, 1826 -1869 (Impr. Bernardoni, 1864)

Los moluscos de la República de Panamá - Zetek, James, 1886 - (Imp. nacional, 1918)

Moluscos - Doering, Adolf. (s.n, 1881)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1879)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1890)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1914)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1916)

A monograph of Christmas Island (Indian Ocean) - British Museum (Natural History). Department of Geology. (Printed by order of the Trustees, 1900)

Monograph of Halticidae in the collection of the British Museum. Physapodes and Oedipodes Part I - Clark, Hamlet, 1823 -1867 (Printed by order of the Trustees, 1860)

A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum - British Museum (Natural History). Department of Botany. (Printed by Order of the Trustees, 1894)

A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum - British Museum (Natural History). Department of Botany. (Printed by Order of the Trustees, 1911)

A monograph of the British nudibranchiate Mollusca - Alder, Joshua, 1792 -1867 (Printed for the Ray society, 1910)

A monograph of the British nudibranchiate Mollusca : with figures of all the species - Ray Society. (Printed for the Ray Society, 1845)

A monograph of the Crag mollusca; or, Descriptions of shells from the middle and upper Tertiaries of the east of England - Wood, Searles V. (Searles Valentine), 1798 -1880 (Palaeontographical Society, 1848)

A monograph of the Crag mollusca; or, Descriptions of shells from the middle and upper Tertiaries of the east of England - Wood, Searles V. (Searles Valentine), 1798 -1880 (Palaeontographical Society, 1850)

A monograph of the Crag Mollusca : with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palæontographical society, 1848)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1848)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1851)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1872)

A monograph of the Eocene bivalves of England - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1861)

A monograph of the Eocene Mollusca : descriptions of shells from the older Tertiaries of England - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1849)

[Monograph of the genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward, 1800 -1875 (1875)

[Monograph of the genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward, 1800 -1875 (1858)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1900)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1899)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1894)

Monograph of the land & freshwater Mollusca of the British Isles - Roebuck, William Denison, 1851 -1919 (Taylor Brothers, 1894)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1907)

A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts - British Museum (Natural History). Department of Botany. (Printed by Order of the Trustees, Sold by Longmans [etc.], 1894)

A monograph of the Mycetozoa : a descriptive catalogue of the species in the Herbarium of the British Museum - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British Museum, 1911)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1848)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1852)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1854)