Bibliography 



A classified catalogue of American land-shells, with localities. 



Vol. 11, No. 4, p. 45, 1897. 



Vol. 11, No. 5, p. 59, 1897. 



Vol. 11, No. 6, p. 71, 1897. 



Vol. 11, No. 7, p. 83, 1897. 



Vol. 11, No. 8, p. 93, 1897. 



Vol. 11, No. 9, p. 105, 1898. 



Vol. 11, No. 10, p. 117, 1898. 



Vol. 11, No. 11, p. 127, 1898. 

 Note on a Californian Helix. Vol. 11, No. 5, p. 54, 1897. 

 Oxychona unmasked. Vol. 11, No. 8, p. 87, 1897. 

 Polygyra ferrissi n. sp. Vol. 11, No. 8, p. 92, 1897. 

 Description of new American land-shells. Vol. 11, No. 12, 



p. 133, 1898. 

 Notices of new species and varieties of American land shells. 



Vol. 12, No. 2, p. 22, 1898. 

 Land shells of Gun Cay, Bahamas. Vol. 12, No. 3, p. 26, 1898. 

 Notes on new and little known Amnicolidae. Vol. 12, No. 4, 



p. 42, 1898. 

 Columbella avara in Brazil and Uruguay. Vol. 12, No. 4, p. 45, 



1898. 

 Notes on Uruguay and Argentine fresh-water shells. Vol. 12, 



No. 4, p. 46, 1898. 

 Note on Halistylus. Vol. 12, No. 4, p. 46, 1898. 

 Notes on a few Chitons. Vol. 12, No. 5, p. 50, 1898. 

 Notes on the genus Odonlostomus. Vol. 12, No. 5, p. 57, 1898. 

 Ilaliotis cracherodii, var. californiensis Swainson. Vol. 12, 



No. 7, p. 79, 1898. 

 Descriptions of new species of and varieties of American Zouiti- 



dae and Endodontidae. Vol. 12, No. 8, p. 85, 1898. 

 New American land-shells. Vol. 12, No. 9, p. 101, 1899. 

 A new genus of Helices. Vol. 12, No. 9, p. 107, 1899. 

 Catalogue of the Amnicolidae of the Western United vStates. \"ol. 



12, No. 11, p. 121, 1899. 

 Description of new American Land Shells. Vol. 12, No. 12, 



p. 140, 1899. 

 Polygyra richardsoni lingualis n. var. Vol. 12, No. 12, p. 144, 



1899. 



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