od ▁m oll usk , ▁in ▁the ▁family ▁Mur ic idae , ▁the ▁m ure x ▁sn ails ▁or ▁rock ▁sn ails . ▁ ▁References ▁ ▁c uming ii ▁Category : G ast rop ods ▁described ▁in ▁ 1 8 6 4 <0x0A> </s> ▁Diet ikon ▁railway ▁station ▁is ▁a ▁railway ▁station ▁in ▁Switzerland , ▁situated ▁in ▁the ▁canton ▁of ▁Zürich ▁and ▁the ▁city ▁of ▁Diet ikon . ▁The ▁station ▁is ▁located ▁on ▁the ▁Swiss ▁Federal ▁Railway ' s ▁Zürich ▁to ▁Ol ten ▁main ▁line ▁and ▁is ▁also ▁the ▁termin us ▁of ▁the ▁met re ▁gauge ▁B rem g arten – D iet ikon ▁railway ▁( BD ). ▁ ▁The ▁station ▁is ▁served ▁by ▁Zürich ▁S - B ahn ▁lines ▁S 1 1 , ▁S 1 2 , ▁S 1 9 , ▁and ▁S 4 2 ; ▁by ▁some ▁long ▁distance ▁trains ▁on ▁the ▁main ▁line ; ▁and ▁by ▁S - B ahn ▁line ▁S 1 7 ▁on ▁the ▁B D . ▁ ▁History ▁ ▁The ▁first ▁station ▁on ▁the ▁site ▁was ▁built ▁by ▁the ▁Swiss ▁Northern ▁Railway ▁in ▁ 1 8 4 7 , ▁as ▁part ▁of ▁their ▁pione ering ▁line ▁from ▁Zürich ▁to ▁Baden , ▁and ▁hence ▁was ▁one ▁of ▁the ▁first ▁railway ▁stations ▁in ▁Switzerland . ▁The ▁original ▁station ▁building ▁was ▁constructed ▁on ▁the ▁northern ▁side ▁of ▁the ▁railway ▁line ▁and ▁still ▁exists , ▁al beit ▁now ▁used ▁as ▁a ▁rail ▁enthus iast s ' ▁club . ▁ ▁The ▁original ▁station ▁was ▁replaced ▁in ▁the ▁ 1 8 6 0