@article {652,
	title = {Description of thirteen new species of exotic Peristomata},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {8},
	year = {1856},
	pages = {109-111},
	author = {Lea, I.}
}
@article {753,
	title = {A new Ampullaria},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {51},
	year = {1899},
	pages = {365},
	author = {Pilsbry, H. A.}
}
@article {752,
	title = {Notes on a collection of shells from the state of Tabasco, Mexico},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {44},
	year = {1893},
	pages = {338-341, pl. 14},
	author = {Pilsbry, H. A.}
}
@article {754,
	title = {Land and fresh-water mollusks collected in Yucatan and Mexico},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {43},
	year = {1891},
	pages = {310-334, pls. 14, 15},
	author = {Pilsbry, H. A.}
}
@article {749,
	title = {Zoological results of the Matto Grosso expedition to Brazil in 1931,{\textemdash}II. Mollusca},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {85},
	year = {1933},
	pages = {67-76, pl. 2},
	author = {Pilsbry, H. A.}
}
@article {751,
	title = {Revision of the Ampullariidae of Jamaica and Cuba},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {79},
	year = {1927},
	pages = {247-253, pls. 21-22},
	author = {Pilsbry, H. A.}
}
@article {539,
	title = {The land and fresh-water mollusks of the Stanford Expedition to Brazil},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {65 [1913]},
	year = {1914},
	pages = {618-672, pls. 21-27},
	author = {Baker, F.}
}
@article {748,
	title = {Molluscan fossils from the Rio Pachitea and vicinity in eastern Peru},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {96},
	year = {1944},
	pages = {137-153, pls. 9-11},
	author = {Pilsbry, H. A.}
}
@article {541,
	title = {Type land snails in the Academy of Natural Sciences of Philadelphia. Part III. Limnophile and thalassophile Pulmonata. Part IV. Land and fresh-water Prosobranchia},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	volume = {116},
	year = {1964},
	pages = {149-193},
	author = {Baker, H.B.}
}
