▁mother ▁of ▁math ematic ian ▁Stephen ▁Wol fram ▁ ▁( list ▁incomplete ) ▁ ▁References ▁ ▁Category : Dep art ments ▁of ▁the ▁University ▁of ▁Oxford ▁Category : 2 0 0 1 ▁establish ments ▁in ▁England ▁Category : Ph il osoph y ▁depart ments ▁in ▁the ▁United ▁Kingdom <0x0A> </s> ▁The ▁Tas mi idae ▁is ▁a ▁family ▁of ▁Tr ich optera , ▁ere cted ▁in ▁ 1 9 6 8 ▁( R iek ). The ▁family ▁is ▁found ▁in ▁Australia ▁and ▁Chile . ▁The ▁gener a ▁Tr ic ov esp ula ▁was ▁originally ▁placed ▁in ▁the ▁Le pid ost om at idae , ▁but ▁it ▁was ▁placed ▁in ▁the ▁Tas mi idae ▁by ▁Fl int ▁( 1 9 6 9 ). ▁ ▁Character istics ▁All ▁members ▁are ▁identified ▁by ▁the ▁following ▁characteristics : ▁head ▁rounded , ▁eyes ▁bul ging ▁head ▁and ▁pron ot um ▁s cler ot ised ▁pron ot um ▁with ▁an ter ol ater al ▁corners ▁rounded ▁or ▁ac ute ▁posterior ▁fl ange ▁broad ▁or ▁narrow ▁mes on ot um ▁with ▁pair ▁of ▁large ▁s cler ites ▁met an ot um ▁with ▁ 2 ▁pairs ▁of ▁small ▁s cler ites ▁ab d omen ▁with ▁strongly ▁developed ▁later al ▁fr inge ▁of ▁set ae ▁ab dom inal ▁g ills ▁present ▁Total ▁length : ▁ 5 ▁to ▁ 6   mm ▁Case : ▁Dor so vent r ally ▁fl atten ed ▁made ▁of ▁small ▁stones , ▁with ▁vent ral ▁opening ▁ ▁Gener a ▁Char ad ro ps y che ▁Chile ▁Char ad ro