Metacylis vitreoides from the Chukchi Sea (Arctic) in 2012. Only 2 individuals were found in all the samples from 2012 and none in 2011 samples. This large species was first described from the Barents Sea by Meunier and then by Ostenfeld from the Greenland Sea only to be finally be re-named by Kofoid & Campbell (1929). It is rarely seen.