The mollusks of western North America - Carpenter, Philip P. (Philip Pearsall), 1819 -1877 (Smithsonian Institution, 1872)

The mollusks of western North America embracing the second report made to the British Association on this subject, with other papers, reprinted by permission, with a general index - British Association for the Advancement of Science. (Smithsonian Institution, 1872)

[Mollusques : articles and illustrations extracted from the Magasin de zoologie and the Magasin de zoologie, d'anatomie comparée et de palaeontologie] - Rémond, N. (Lequien fils, 1831)

Mollusques de l'isla del Coco - Museo Nacional de Costa Rica (Tipografia nacional, 1907)

Les mollusques de la province de Québec première partie, les céphalopodes, ptéropodes et gastropodes - Provancher, L. (Léon), 1820 -1892 (s.n.], 1891)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1882)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1887)

Mollusques vivants et fossiles : ou, description de toutes les espèces de coquilles et de mollusques ; classées suivant leur distribution géologique et géographique - Orbigny, Alcide Dessalines d', 1802 -1857 (Gide et Cie., éditeurs, 1845)

Moluscos - Gay, Claudio, 1800 -1873 (1854)

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

Moluscos de la Republica Oriental del Uruguay: catálogo de las especies que hasta hoy se han encontrado en el territorio de dicha república - Corsi, A. Formica. (Establecimiento Tipo-litográfico Oriental, 1900)

Moluscos del viaje al Pacífico : verificado de 1862 á 1865 por una comisión de naturalistas enviada por el Gobierno Español - Hidalgo, J. G, (Joaquín González) (Impr. de Miguel Ginesta, 1869)

Moluscos marinos de España, Portugal y las Baleares - Hidalgo, J. G, (Joaquín González) (Impr. de M. Ginesta, 1870)

Le monde de la mer - Frédol, Alfred. (L. Hachette et cie, 1865)

Le monde de la mer - Moquin-Tandon, Alfred, 1804 -1863 (L. Hachette, 1866)

Le monde de la mer - Frédol, Alfred. (L. Hachette & Cie, 1866)

Mondo simbolico : o sia vniversita d'imprese scelte, spiegate, ed' illvstrate con sentenze, ed eruditioni sacre, e profane - Picinelli, Filippo, 1604 -ca 1667 (Per lo Stampatore Archiepiscopale, ad instanza di Francesco Mognagha, 1653)

A monograph of the British marine annelids - M'Intosh, William Carmichael, 1838 -1931 (The Ray society, 1873)

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, 1872)

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, 1879)

A monograph of the Mollusca from the Great Oolite : chiefly from Minchinhampton and the coast of Yorkshire - Lycett, John, 1882 (Printed for the Palæontographical society, 1850)

A monograph of the Mollusca from the Great Oolite : chiefly from Minchinhampton and the coast of Yorkshire - Lycett, John, 1882 (Printed for the Palæontographical society, 1853)

A monograph of the Mollusca from the Great Oolite chiefly from Minchinhampton and the coast of Yorkshire - Lycett, John, 1882 (Printed for the Palæontographical society, 1850)

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)

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, 1850)

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, 1872)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1879)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1884)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1886)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1887)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1913)