▁ ▁Carlo ▁Alberto ▁Cast igli ano ▁– ▁a ▁bi ography ▁from ▁the ▁School ▁of ▁Mathemat ics ▁and ▁Statistics ▁of ▁the ▁University ▁of ▁St ▁Andrew s , ▁Scotland . ▁B ▁A ▁B ole y , ▁Biography ▁in ▁Dictionary ▁of ▁Scient ific ▁Biography ▁( New ▁York ▁ 1 9 7 0 - 1 9 9 0 ). ▁F ▁Cro tt i , ▁Comm emor azione ▁de ▁Alberto ▁Cast igli ano , ▁Pol ite c nico ▁ 3 2 ▁( 1 1 / 1 2 ) ▁( 1 8 8 4 ), ▁ 5 9 7 . ▁ ▁Category : 1 8 4 7 ▁birth s ▁Category : 1 8 8 4 ▁death s ▁Category : Pe ople ▁from ▁Ast i ▁Category : 1 9 th - century ▁Italian ▁mathemat icians ▁Category : Ital ian ▁phys ic ists ▁Category : Ital ian ▁mathemat icians <0x0A> </s> ▁Ab atus ▁el ong atus ▁is ▁a ▁species ▁of ▁sea ▁ur chin ▁of ▁the ▁family ▁Sch iz aster idae . ▁Their ▁arm our ▁is ▁covered ▁with ▁sp ines . ▁It ▁came ▁from ▁the ▁genus ▁Ab atus ▁and ▁lives ▁in ▁the ▁sea . ▁Ab atus ▁el ong atus ▁was ▁first ▁scientific ally ▁described ▁in ▁ 1 8 3 6 ▁by ▁K oe h ler . ▁ ▁See ▁also ▁▁ ▁Ab atus ▁cord atus ▁ ▁Ab atus ▁cur vid ens ▁ ▁Ab atus ▁ing ens ▁ ▁References ▁▁ ▁Category : S pat ango ida ▁Category : Anim als ▁described ▁in ▁ 1 8 3 6 <0x0A> </s> ▁{{ Inf obox ▁military ▁person