Calamocrinus diomedaeCalamocrinus diomedae (holotype USNM 18144), collected from between Isla Santa Cruz and Isla San Cristobal (Centroid Latitude: -0.48333,Centroid Longitude:-89.90833) Galapagos Islands, Ecuador, South Pacific Ocean, by the R. V. Albatross, from a depth of 717 m.