.............................................................................................................................................................................. 2 Introduction .........................................................................................................................................................................2 Material and methods ..........................................................................................................................................................4 Fedrizzioidea Trägårdh 1937............................................................................................................................................... 5 Fedrizziidae Trägårdh 1937 .................................................................................................................................................5 Key to Genera of Fedrizziidae ............................................................................................................................................8 Key to adult female Fedrizzia ............................................................................................................................................. 8 Key to adult male Fedrizzia ................................................................................................................................................ 9 Key to adult female Neofedrizzia ......................................................................................................................................10 Key to adult male Neofedrizzia .........................................................................................................................................11 Fedrizzia Canestrini 1884 .................................................................................................................................................15 Fedrizzia abradoalves Seeman sp. nov. ....................................................................................................................16 Fedrizzia bornemisszai Womersley ...........................................................................................................................22 Fedrizzia carabi Womersley ......................................................................................................................................23 Fedrizzia derricki Womersley ....................................................................................................................................24 Fedrizzia gilloglyi Seeman sp. nov. ...........................................................................................................................24 Fedrizzia grossipes Canestrini ...................................................................................................................................26 Fedrizzia oudemansi Womersley ...............................................................................................................................27 Fedrizzia parvipilus Seeman sp. nov. ........................................................................................................................27 Fedrizzia scutata (Womersley) ..................................................................................................................................29 Fedrizzia sellnicki Womersley ...................................................................................................................................29 Fedrizzia strandi (Oudemans) ...................................................................................................................................31 Neofedrizzia Womersley 1959 ..........................................................................................................................................32 Neofedrizzia brooksi Womersley ...............................................................................................................................32 Neofedrizzia bunyas Seeman sp. nov. ........................................................................................................................33 Neofedrizzia camini Womersley ................................................................................................................................ 34 Neofedrizzia canestrinii Womersley ..........................................................................................................................35 Neofedrizzia cynota Womersley .................................................................................................................................35 Neofedrizzia gayi Womersley .................................................................................................................................... 36 Neofedrizzia gloriosa (Berlese) ................................................................................................................................. 36 Neofedrizzia gordoni Seeman sp. nov. ......................................................................................................................37 Neofedrizzia gorirossiae Womersley .........................................................................................................................38 Neofedrizzia helenae Seeman sp. nov. .......................................................................................................................39 Neofedrizzia imparmentum Seeman sp. nov. .............................................................................................................40 Neofedrizzia janae Seeman sp. nov. ..........................................................................................................................42 Neofedrizzia laevis (Canestrini) .................................................................................................................................44 Neofedrizzia leonilae Rosario and Hunter .................................................................................................................44 Neofedrizzia lepas Seeman sp. nov. ...........................................................................................................................46 Neofedrizzia sulawesi Seeman sp. nov. .....................................................................................................................47 Neofedrizzia tani Pope and Chernoff ......................................................................................................................... 49