Brissopsis columbaris A. Agassiz 1898

Brissopsis columbaris (USNM 21600, aboral view), collected from Point Buchon (Centroid Latitude: 35.2333, Centroid Longitude: -121.1167), California, USA, by the R.V. Albatross from a depth of 461 m. Source : Echinoderms of Panama.