▁an ▁honor ary ▁member ▁in ▁ 1 9 3 7 . ▁He ▁died ▁in ▁December ▁ 1 9 4 1 ▁in ▁Tr ond heim , ▁and ▁his ▁son ▁Sk j old ▁Hil fl ing - R asm ussen ▁took ▁over ▁the ▁company . ▁ ▁References ▁▁ ▁Category : 1 8 6 9 ▁birth s ▁Category : 1 9 4 1 ▁death s ▁Category : Dan ish ▁em igr ants ▁to ▁Norway ▁Category : 1 9 th - century ▁Norwegian ▁photograph ers ▁Category : Port rait ▁photograph ers <0x0A> </s> ▁Tr ich omy ct er us ▁is ▁a ▁genus ▁of ▁fish ▁in ▁the ▁family ▁Tr ich omy ct er idae , ▁the ▁largest ▁genus ▁of ▁its ▁family ▁with ▁over ▁ 1 7 0 ▁species ▁currently ▁described . ▁This ▁genus ▁is ▁native ▁to ▁fresh water ▁habit ats ▁in ▁Central ▁and ▁South ▁America . ▁These ▁fish ▁are ▁generally ▁small , ▁usually ▁about ▁ ▁in ▁standard ▁length , ▁although ▁the ▁largest , ▁T . ▁riv ul atus , ▁can ▁reach ▁more ▁than ▁twice ▁this ▁size . ▁Species ▁differ ▁from ▁one ▁another ▁primarily ▁in ▁body ▁proport ions , ▁fin ▁ray ▁counts ▁and ▁colour ation . ▁Despite ▁their ▁relatively ▁small ▁size , ▁some , ▁such ▁as ▁T . ▁pun ct ul atus , ▁support ▁fish eries ▁and ▁are ▁important ▁in ▁the ▁local ▁cu is ine . ▁ ▁Tax onomy ▁This ▁genus ▁is ▁defined ▁by ▁the ▁lack ▁of ▁special izations ▁found ▁in ▁other ▁tr ich omy ct er ids ▁and ▁is ▁certainly ▁poly phy let ic . ▁Although ▁known ▁to