| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Dialectica imparielella | (Issekutz, 1972) | species | Misapplied | ||
| Dialectica imperaliella | (Wocke, 1861) | species | Misapplied | ||
| Dialectica imperialella | (Zeller, 1847) | species | Accepted | ||
| Dialectica japonica | Kumata & Kuroko, 1988 | species | Accepted | ||
| Dialectica malvacea | (Walsingham, 1907) | species | Accepted | ||
| Dialectica malveus | (Caradja, 1920) | species | Synonym | ||
| Dialectica odontosema | (Vári, 1961) | species | Accepted | ||
| Dialectica pavonicola | (Vári, 1961) | species | Accepted | ||
| Dialectica permixtella | Walsingham, 1897 | species | Accepted | ||
| Dialectica praegemina | (Meyrick, 1917) | species | Accepted | ||
| Dialectica pyramidota | (Meyrick, 1918) | species | Accepted | ||
| Dialectica rendalli | Walsingham, 1897 | species | Accepted | ||
| Dialectica sanctaecrucis | Walsingham, 1897 | species | Accepted | ||
| Dialectica sanctaecrucis darwini | Landry, 2006 | subspecies | Accepted | ||
| Dialectica scalariella | (Zeller, 1850) | species | Accepted | ||
| Dialectica silvana | Sruoga & De Prins, 2023 | species | Accepted | ||
| Dialectica soffneri | (Gregor & Povolný, 1965) | species | Accepted | ||
| Dialectica splendidella | (Stainton, 1851) | species | Misapplied | ||
| Dialectica trigonidota | (Vári, 1961) | species | Accepted | ||
| Diphtheroptila auris | De Prins, Sruoga & Zwick, 2025 | species | Accepted | ||
| Diphtheroptila breynella | De Prins, Sruoga & Zwick, 2025 | species | Accepted | ||
| Diphtheroptila brideliae | Vári, 1961 | species | Accepted | ||
| Diphtheroptila cairna | De Prins, Sruoga & Zwick, 2025 | species | Accepted | ||
| Diphtheroptila cornuta | De Prins, Sruoga & Zwick, 2025 | species | Accepted | ||
| Diphtheroptila crotonella | De Prins, Sruoga & Zwick, 2025 | species | Accepted |
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