[1] The type species around which Cnephasia was established by J. Curtis in 1826 (in the explanations to plate 100 of his British Entomology) was claimed to be "Tortrix logiana".

Clerck in 1759 and nowadays called Acleris logiana) was until the early 20th century frequently applied to related species in error.

[2] Curtis simply repeated the mistake of A.H. Haworth, who had in his 1811 volume of Lepidoptera Britannica discussed a Cnephasia under Clerck's name, but the original misidentification may well go back to Linnaeus' treatment of "T. logiana" in Systema naturae.

[4] Obsolete scientific names for Cnephasia are:[5] Hypostephanuncia is sometimes listed as a junior synonym of the closely related genus Eana, but its type species is C. ecullyana.

Whether the monotypic Sphaleroptera is a distinct and valid genus or merely a specialized offshoot of Cnephasia is not yet resolved; some authors include it here, while others don't.