Ryocalanidae Andronov, 1974
Ryocalanus admirabilis Andronov, 1992
Ryocalanus asymmetricus Markhaseva & Ferrari, 1995
Ryocalanus bicornis Markhaseva & Ferrari, 1995
Ryocalanus bowmani Markhaseva & Ferrari, 1995
Ryocalanus infelix Tanaka, 1956
Ryocalanus spinifrons Shimode, Toda & Kikuchi T., 2000
