2 results filtered with: Lloyd, John Thomas, 1884-1970
- Books
The biology of North American caddis fly larvae / by John Thomas Lloyd.
Lloyd, John Thomas, 1884-1970.Date: 1921- Books
The life of inland waters : an elementary text book of fresh-water biology for American students / by James G. Needham ... and J.T. Lloyd.
Needham, James G. (James George), 1868-1957.Date: 1916