▁Ukraine , ▁based ▁in ▁Gol os see vo ▁outside ▁K iev . ▁He ▁was ▁appointed ▁as ▁the ▁first ▁director ▁in ▁ 1 9 4 4 , ▁a ▁position ▁he ▁held ▁until ▁ 1 9 4 8 , ▁and ▁again ▁from ▁ 1 9 5 1 ▁to ▁ 1 9 5 2 . ▁ ▁References ▁ ▁Category : 1 8 8 0 ▁birth s ▁Category : 1 9 5 4 ▁death s ▁Category : S ov iet ▁astronom ers <0x0A> </s> ▁Arch im edes ▁is ▁a ▁genus ▁of ▁b ry oz o ans ▁belonging ▁to ▁the ▁family ▁Fen est ell idae . ▁The ▁first ▁use ▁of ▁the ▁term ▁" Arch im edes " ▁in ▁relation ▁to ▁this ▁genus ▁was ▁in ▁ 1 8 3 8 . ▁ ▁Et ym ology ▁This ▁genus ▁of ▁b ry oz o ans ▁is ▁named ▁Arch im edes ▁because ▁of ▁its ▁c ork s cre w ▁shape , ▁in ▁anal ogy ▁to ▁the ▁Arch im edes ' ▁sc rew , ▁a ▁type ▁of ▁water ▁p ump ▁which ▁inspired ▁modern ▁ship ▁prop ellers . ▁These ▁forms ▁are ▁common ▁as ▁foss ils ▁but ▁they ▁have ▁been ▁ext inct ▁since ▁the ▁Perm ian . ▁ ▁Species ▁Arch im edes ▁orient alis ▁Schul ga - N ester en ko ▁ 1 9 3 6 ▁Arch im edes ▁reg ina ▁Cro ck ford ▁ 1 9 4 7 ▁Arch im edes ▁stuck enberg i ▁Nik if or ova ▁ 1 9 3 8 ▁ ▁F oss il ▁range ▁These ▁b ry oz o ans