Subgenus (Frenamya)

(3-2-3-1-3-6-0-15-3-0-0-0-0)
Ref. Abbott, 1974 p.558
Bernard, 1983 p.63
Syn. (Coelodon) P.P.Carpenter, 1864 [not Audinet-Serville, 1832]
Ref. Keen, 1971 p.289
Vaught, 1989 p.140
[see also as genus]

radians G.B.Sowerby, 1835
(3-2-3-1-3-6-0-15-3-1-0-0-0)
Size 0.75" long
Ref. Keen, 1971 p.289
Syn. Coelondon radians W.H.Dali, 1915
Ref/ Abbott, 1974 p.558

radiata G.B.Sowerby, 1835
(3-2-3-1-3-6-0-15-3--2-0-0-0)
Syn. ?Coelodon radians W.H.Dall, 1915
Ref. Abbott, 1974 p.558