Hemicentrotus pulcherrimus A. Agassiz 1863

Family: Strongylocentrotidae

Order: Echinoida

Locality: Echizen-cho, Pref. Fukui, Japan, rocky bottom, 3 m, Sept. 2005

Dimensions: 33 Ø x 15 mm

Locality: China, North of Yellow Sea, Dalian, LiaoNing, 20 m, 2008

Dimensions: 47,7 Ø x 24 mm