Genus Photinula H. & A. Adams, 1854
(5-4-1-3-2-11-2-21-0-0-0-0-0) Ref. Lindner, 1977 p 37 Syn. Kingotrochus H. v. Ihering, 1903; Photina H. & A. Adams in A. Adams, 1853, not Burmeister, 1838 Ref. Vaught, 1989 p 10