id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
inhs-420	Kofoid, C. A.	Plankton Studies.: III. On Platydorina, a New Genus of the Family Volvocidae, from the Plankton of the Illinois River	1899	25	.pdf	application/pdf	7422	384	63	The gelatinous matrix and sheath conform to the horse-shoe- shaped plate of cells, and even the caudal appendages bear a fixed relation to the plan of cell arrangement. The size of the colony varies with the age, with the number of cells present, and also, perhaps, with the locality and the season.	cache/inhs-420.pdf	txt/inhs-420.txt