est-nord: Colobocentrotus atratuslh4.googleusercontent.com/-IqTnxhPx_2g/VQVJkgFga5I/AAAAAAAA
est-nord: Colobocentrotus atratushttps://lh4.googleusercontent.com/-IqTnxhPx_2g/VQVJkgFga5I/AAAAAAAAAjE/5usc7J1e2hM/s1600/Colobocentratus%2520atratus.jpg -- source link