Elachista hedemanni

Kaila, Lauri, 2012, On species related to Elachista hedemanni Rebel (Lepidoptera: Elachistidae: Elachistinae), with descriptions of three new Palearctic species, Zootaxa 3316, pp. 28-39 : 29

Key to females of the species of the Elachista hedemanni complex

Note that the female of E. cirrhoplica is unknown.

1. Papillae anales about as long as wide, colliculum distinctly shorter than apophyses; posterior third of ductus bursae sclerotized and bent, signum small.......................................................................... E. galbina

- Papillae anales longer than wide, triangular; signum large, irregular-shaped plate................................... 2

2. Papillae anales acute-tipped, apophyses stout, colliculum sclerotized, its length equal to the length of apophyses, ductus bursae with a few internal sclerotizations............................................................. E. hedemanni

- Papillae anales distally rounded; colliculum not distinctly sclerotized, twice as long as apophyses; ductus bursae without internal sclerotizations.............................................................................. E. gilvula