@article {41,
	title = {Descriptions of a new species of Opisthostoma from Borneo},
	journal = {Proceedings of the Malacological Society of London},
	volume = {6},
	year = {1904},
	pages = {105},
	chapter = {105},
	url = {http://www.biodiversitylibrary.org/item/52315$\#$page/135/mode/1up},
	author = {E.A. Smith}
}
@article {704,
	title = {Description of a new species of Opisthostoma from North Borneo},
	journal = {Proceedings of the Malacological Society of London},
	volume = {6},
	year = {1905},
	pages = {105},
	chapter = {105},
	url = {http://www.biodiversitylibrary.org/item/52315$\#$135},
	author = {E.A. Smith}
}
@article {52,
	title = {Descriptions of three new species of Opisthostoma from Sarawak, North Borneo},
	journal = {Proceedings of the Malacological Society of London},
	volume = {6},
	year = {1905},
	pages = {189-190},
	chapter = {189},
	url = {http://biodiversitylibrary.org/item/52315$\#$page/231/mode/1up},
	author = {E.A. Smith}
}
@article {705,
	title = {New Malay land-shells},
	journal = {Proceedings of the Malacological Society of London},
	volume = {27},
	year = {1948},
	pages = {224-225},
	chapter = {224},
	author = {J.R. le B. Tomlin}
}
