Muma, Martin H. (Martin Hammond), 1916-Gertsch, Willis John, 1906-2005-10-062005-10-061964http://hdl.handle.net/2246/336343 p. : ill., maps ; 24 cm.Includes bibliographical references (p. 41-43).4479512 bytesapplication/pdfen-USQL1 .A436 no.2196, 1964UloboridaeSpiders -- United StatesSpiders -- CanadaArachnida -- United StatesArachnida -- CanadaThe spider family Uloboridae in North America north of Mexico. American Museum novitates ; no. 2196text