{"id":"000030616","type":"book","title":"On the fresh-water shell-heaps of the St. Johns River, East Florida. - Boston, MA","container-title":"American naturalist ; 2.1868, no. 8, S. 393-462 : 8 Ill. ; 2 Tab","author":[{"family":"Wyman","given":"Jeffries"}],"issued":{"raw":"1868"}}