Canestrini, 1884 : 707 Fedrizzia grossipes Canestrini, 1884 Oudemans, 1927 : 80 Toxopeusia strandi Oudemans, 1927 Revision of the Fedrizziidae (Acari: Mesostigmata: Fedrizzioidea) Seeman, Owen D. Zootaxa 2007 1480 1 55 Canestrini 1884 Canestrini 1884 [151,468,1586,1612] Arachnida Fedrizziidae Fedrizzia GBIF Animalia Mesostigmata 14 15 Arthropoda genus     Fedrizzia  Canestrini, 1884: 707. Typespecies:  Fedrizzia grossipes Canestrini, 1884, by monotypy.  Toxopeusia  Oudemans, 1927: 80. Typespecies:  Toxopeusia strandi Oudemans, 1927, by original designation. Synonymy by Womersley (1959).   Diagnosis.Both sexes: dorsal shield sometimes with large dorsal pores; with separate ventral and ventrianal shield ( Fig. 15); lateral setae on ventrianal shield 10–30 long; exopodal region usually with spotted pattern; pores laterad CxIV in a longitudinal line; seta pv1on femur III–IV usually unmodified, sometimes thickened; spur on palp trochanter usually with blunt process ( Figs 27–29); seta av1on palp trochanter pilose ( Figs 27– 31); seta h1smooth, usually straight; corniculi on hypostomal tubercles ( Fig. 4a); both non-filamentous cheliceral excrescences ribbon-like with crenate and serrated edges ( Fig. 22). Female: sternogynial shield an inverted bell-shape, curving outwards anteriorly and bluntly pointed posteriorly ( Fig. 3a). Male: base of tritosternum same form as female; with separate presternal shield bearing setae st1; anterior valve of genital opening larger than posterior valve ( Fig. 21a), flanked by zero or one pairs of pores; CxI same form as female CxI.