“…From the work of CHINAÄ USINGER (1949), HERRING (1955), LUNDBLAD (1934), and POISSON (1951POISSON ( , 1952POISSON ( , 1957 ZINSKY 1958, CHINA 1933, CHINA & MYERS 1929, DRAKE & SLATER 1957, DRAKE & DAVIS 1960, EMSLEY 1969, KORMILEV 1961, LAUCK & MENKE 1961, MCATEE & MALLOCH 1924, PARSONS 1959, SEIDENSTÜCKER 1964, SLATER & SWEET 1965, STYS 1967, USINGER 1943, USINGER & MATSUDA 1959, WOOD-WARD 1956, WYGODZINSKY 1966, WYGODZINSKY & USINGER 1963 and from my own counts, the adult tarsal formula by major group is as follows : Dipsocoromorpha: Schizopteridae J (mostly 3, 3, 3), ? (mostly 2, 2, 3); other families have additional taxa having two-segmented tarsi.…”