id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
flmnh-227	Rosen, Donn	Middle-American Poeciliid Fishes of the Genus Xiphophorus	1960	189	.pdf	application/pdf	59999	3902	65	Rio Tezeapa (= Rio Necaxa) and months of two small tributaries 4 mi. W La Mesa (= Necaxa). Rio Cenizo tributary to Rio Salinas (= Rio Negro = Rio Chisoy = Rio Chixoy), upper Rio Usumacinta system, 30 mi. NW Coban.	cache/flmnh-227.pdf	txt/flmnh-227.txt