Long considered to be a junior synonym of Strongylocentrotus droebachiensis (see Mortensen 1943), but later ... [details]
Long considered to be a junior synonym of Strongylocentrotus droebachiensis (see Mortensen 1943), but later ... [details]
Long considered to be a junior synonym of Strongylocentrotus droebachiensis (see Mortensen 1943), but later ... [details]
Long considered to be a junior synonym of Strongylocentrotus droebachiensis (see Mortensen 1943), but later ... [details]
Long considered to be a junior synonym of Strongylocentrotus droebachiensis (see Mortensen 1943), but later ... [details]
Echinus saxatilis of 0.F. Müller, 1776, Fabrich, 1780, and Nilsson, 1817 are misidentified Strongylocentrotus pallidus. [details]
Dröbak, Oslofjorden, Southern Norway [details]
SE coast of Sachalin [details]
off Simushir Island [details]
off Simushir Island [details]
Gulf of Jantary, SW coast of Sachalin (47°32'N, 141°45'E, depth 64-69 m) [details]
Lofoten, off Bodö (67°18'N, 14°26'E, 55-75 m) [details]
HT: USNM collection [details]