stephaan clessin

stephaan clessin (13 november 1833, woorsburg-21 desember 1911, regensburg) oru jarmman malakkolajistaayirunnu.
addeham oru sainika udyogasthanaayi sevanamanushtikkukayum 1862 muthal bavarian reyilveyil jolie cheyyukayum cheythu. malacosulogische blaattar" enna pathratthinte edittaraayirunna addeham martiniyilum chemitsinte "systematisches konchileen-kaabinattilum" valia sambhavanakal nalki. phoosil molaskukaleyum jeevajaalangaleyum kurichu addeham gaveshanam nadatthi.
taxa vivarichu.
thaazhepparayunnava ulppede 90 ladhikam inam noonn-maraine gastropod molaskukalkku clessin peru nalkki

