Genus Scutellina J. E. Gray, 1847, not J. L. R. Agassiz, 1841

(5-4-1-3-1-4-0-4-0-0-0-0-0)
[=Phenacolepas H. A. Pilsbry, 1891]
Ref. Abbott, 1974 p 65
Vaught, 1989 p 13

navicelloides P. P. Carpenter, 1856 [1857]
(5-4-1-3-1-4-0-4-0-1-0-0-0)
[=Phenacolepas (Phenacolepas) osculans (C. B. Adams, 1852)]
Ref. Abbott, 1974 p 65