 There are four described species in the Amylostereaceae : A. chailletii ( the type ) , A. areolatum , A. ferreum and A. laevigatum . The species were initially considered part of Stereum until mycologist Jacques Boidin found atypical microscopic differences between them . Forty years after his extensive researches from 1958 , Boidin reclassified Amylostereum into its own family . 
 <a href='dey_it' title='1'><mark>There</mark></a> are four described species in the Amylostereaceae : A. chailletii ( the type ) , A. areolatum , A. ferreum and A. laevigatum . The species <a href='uninflect' title='2'><mark>were</mark></a> initially considered part of Stereum until mycologist Jacques Boidin found atypical microscopic differences between them . Forty years after his extensive researches from 1958 , Boidin<a href='been_done' title='3'><mark></mark></a> reclassified Amylostereum into its own family . 
It is four described species in the Amylostereaceae : A. chailletii ( da type ) , A. areolatum , A. ferreum and A. laevigatum . Tdaspecies was initially considered part of Stereum til mycologist Jacques Boidin found atypical microscopic differences between them . Forty yrs after his extensive researches from 1958 , Boidin done reclassified Amylostereum into its own family .