“…In alphabetical order by author they include the following; Attems (1902Attems ( , 1903Attems ( , 1931; Bollman (1887a, 1887b, 1888, 1893, includes reprints of papers published 1887-1889); Brolemann (1896); Buckett (1964); Buckett and Gardner (1968); Causey (1943Causey ( , 1950aCausey ( , 1950bCausey ( , 1951Causey ( , 1952aCausey ( , 1952cCausey ( , 1953Causey ( , 1955aCausey ( , 1955bCausey ( , 1961aCausey ( , 1967bCausey ( , 1972Causey ( , 1974; Chamberlin (1910Chamberlin ( , 1938Chamberlin ( , 1939Chamberlin ( , 1940aChamberlin ( , 1940bChamberlin ( , 1946Chamberlin ( , 1947aChamberlin ( ,b, 1949aChamberlin ( , 1949bChamberlin ( , 1949cChamberlin ( , 1969dChamberlin ( , 1950Chamberlin ( , 1951; Chamberlin andHoffman (1950, 1958, the latter a large work already cited above under publications with Canadian content, although really belonging to the present category); Cook and Collins (1895); Enghoff (1976b); Gardner (1975); Harger (1892); Hoffman (1958, 1966, 1969, 1978a, 1978 b); Keeton (1 960); Kraepelin (1 902, repeating Attems 1902); Loomis (1938, 1953, 197 1); Loomis and Hoffman (1948); Newport (1844); Packard (1883); Sager (1856); Shear (1971Shear ( , 1972 (a very valuable work with keys to families and several genera of Chordeumatida), 1974, 1976); Shelley (1982); Silvestri (1909…”