Echinus flemingii Forbes, 1841
Echinus sardicus Delle Chiaje, 1841
?Echinus norvegicus Düben & Koren, 1846
synonyms of Echinus norvegicus are:
[= Echinus depressus G.O. Sars, 1871]
[= Echinus rarispinus G.O. Sars, 1872]
[= Echinus microstoma Wyville Thomson, 1875]
Echinus cantaber Lambert and Thiéry, 1???