
wilhem michelsen

manalppuzhukkal ulppedunna oligochettayil loka adhikaaramundaayirunna oru jarmman suvolajistaayirunnu johann wilhem michelsen (9 october 1860, hamberg-18 februvari 1937). aayirathiladikam puthiya enangalkku addeham perunalkukayum vivarikkukayum cheythu.
friedrich rudolfinteyum johanna catherina ferdinand nee koninteyum makalaayi michelsen janichu. 1887ll addeham hamberg suvological myoosiyathil oru gaveshana sahayiyaayi jolie aarambhichu. pinneedu addeham "haptcustos" (cheef curator) aayi. maikkalsante suhruthaayirunna alfred lother vejanar (1880-1930) plate tectonixinecurichlury addehathinte chila aashayangalkk addehathinte jaiva bhoomishaasthraparamaaya srishtikal upayogichu. 1933ll maikkalsan oru inam manniraykku "vejaneriyella" maikkalsan ennu perittu. addeham joonn steefensanumaayi sahakarichu.
tunicateukaleyum polichattukaleyum kurichulla padanatthilum addeham pravarthichittundel, oligocheyttayekkurichu pravarthanangaliloodeyaanu maikkalsan kooduthal ariyapettath. athinaayi addeham thekke america, aphrica, austreliya ennivayude thekkan pradeshangalilekku sanjarichu purathana oligochett vitharanathinte phoosil rekhakal anweshichu.
michelsen agnez huwaldine vivaham kazhichu, avarkk kuttikalundaayirunnil.
strophurus michelseni" enna palliyude shaasthreeya naamathilaanu michelsen anusmarikkunnath.