Gracilechinus alexandri (Danielssen & Koren 1883)
Family:Echinidae	Order: Camarodonta
Locality: North Atlantic, Faroer to Iceland, deep water (no details)	Dimensions: 65 Ø x 31 mm
The periproct of Gracilechinus alexandri is much larger than a genital plate. In Gracilechinus elegans the periproct is only a little larger.