Elachista dispilella

Kaila, Lauri, Baran, Tomasz & Mutanen, Marko, 2015, A revision of the Elachista dispilella complex (Lepidoptera: Gelechioidea: Elachistidae), Zootaxa 3963 (4), pp. 517-560 : 522-523

Key to females of the species of the Elachista dispilella complex

(Females of eight species included)

1. Length of antrum + colliculum + ductus bursae three times as long as apophyses posteriores................. E. bazaensis

- Length of antrum + colliculum + ductus bursae at least four times long as apophyses posteriores.......................2

2. Anterior third of ductus bursae (including colliculum) narrower than, or at most as wide as remaining part of ductus bursae.3

- Anterior third of ductus bursae (including colliculum) twice as broad as posterior two-thirds.................. E. turkensis

3. Length of antrum + colliculum + ductus bursae 6–7 times as long as apophyses posteriores................... E. dispilella

- Length of antrum + colliculum + ductus bursae 4–5 times long as apophyses posteriores.............................. 4

4. Corpus bursae oval-shaped, incepted to ductus bursae without distinct border.............................. E. vartianae

- Corpus bursae pyriform, incepted in ductus bursae with distinct border...........................................5

5. Distance between ostium bursae and inception of ductus seminalis shorter than apophyses anteriores........ E. distigmatella

- Distance between ostium bursae and inception of ductus seminalis longer than apophyses anteriores....................6

6. Forewing with at least discal spot present; ostium bursae as broad as colliculum............................. E. bruuni

- Forewing unicolorous, ostium bursae narrower than colliculum......................... E. festucicolella , E. bigorrensis