Index to the: Nautilus 



The snails of New Mexico and Arizona. Vol. 19, No. 6, p. 68, 

 1905. 



Massachusetts slugs. Vol. 19, No. 7, p. 84, 1905. 



Physa rhomboidea. Vol. 19, No. 8, p. 96, 1905. 



A new Tertiary Planorbis. Vol. 19, No. 9, p. 100, 1906. 



Subspecies, mutations, and forms. Vol. 20, No. 5, p. 58, 1906. 



Helix hortensis in Newfoundland. Vol. 20, No. 8, p. 94, 1906. 



A new Zonitoid shell from the Miocene, Florissant, Colo. Vol. 21, 



No. 8, p. 89, 1907. 

 Mollusca of La Jolla, California. Vol. 21, No. 9, p. 106, 1908. 

 Milax gagaies and Mtrea cellaria in Colorado. Vol. 21, No. 11, 



p. 131, 1908. 



The Miocene species of Lymnaea. Vol. 22, No. 7, p. 69, 1908. 

 Helix arbustorum, var. roseolabiata. Vol. 22, No. 7, p. 72, 1908. 

 An apparently new slug from the River Nile. Vol. 23, No. 8, p. 

 108, 1910. 



Note on Lymnaea florissantica. Vol. 25, No. 2, p. 24, 1911. 

 Land Mollusca at Tolland, Colorado. Vol. 25, No. 5, p. 58, 1911. 

 Limax maximus on Nantucket Island. Vol. 25, No. 5, p. 60, 191 1 . 

 The name Glossina. Vol. 25, No. 8, p. 96, 1911. 

 Ashmunella thomsoniana in New Mexico. Vol. 26, No. 6, p. 69, 

 1912. 



The genus Cryptogirasia and Cryptosoma. Vol. 26, No. 6, p. 70, 

 1912. 



A slug of the genus Veronicella from Guatemala. Vol. 27, No. 1, 

 p. 1, 1913. 



A Philomycus from the Republic of Panama. Vol. 27, No. 1, p. 

 2, 1913. 



Hesperarion hempJiilli maculatus. Vol. 27, No. 12, p. 143, 1914. 

 Some European Mollusca. Vol. 28, No. 1, p. 10, 1914. 

 Some slugs (Agriolimax) from Guatemala. Vol. 28, No. 5, p. 

 55, 1914. 



Slugs in California. Vol. 29, No. 7, p. 83, 1915. 

 Tethys (Neaplysia) calif ornica Cooper. Vol. 29, No. 7, p. 84, 1915. 

 The Solenopsidae. Vol. 29, No. 7, p. 84, 1915. 

 Limax arborum in a Colorado greenhouse. Vol. 30, No. 10, p. 

 120, 1917. 



Henry Melvill Gwatkin. Vol. 30, No. 10, p. 119, 1917. 



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