Kessleria saxifragae (Stainton, 1868)

Gershenson, Z. S., 2016, New Records Of Yponomeutoid Moths (Lepidoptera, Yponomeutidae, Argyresthiidae, Ypsolophidae, Plutellidae) From The Palaearctic Region, Vestnik Zoologii 50 (1), pp. 23-30 : 27

Kessleria saxifragae (Stainton, 1868) ( fig. 4 )

M a t e r i a l. Ukraine: Transcarpathian district , Rakhov mountain (h = 1800 m above sea level); 47̊57' N 24̊28' E, 10.07.1977, 1 ǫ (Gershenson).

D i s t r i b u t i o n. Ukraine (Transcarpathian district), Austria, England, France, Germany, Ireland, Israel, Italy, Poland, Portugal, Romania, Russia (Zabaykalsk), Slovakia, Spain, Switzerland, (former) Yugoslavia (Levis & Sohn, 2015).

D i a g n o s i s. Wingspan 9–16 mm. Head white with brownish scales. Thorax pale fuscous. Forewings white, suffused whitish brown and dark fuscous dots ( fig. 4 , 1 ).

Male genitalia ( fig. 4 , 2 , 3 ). Valva of elongated elliptoid shape with large sacculus ( fig. 4 , 2 ). Aedeagus long, about three times as long as valva ( fig. 4 , 3 ).

Female genitalia ( fig. 4, 4 , 5 ). Lobes of vaginal plate moderate and not close to each other. Apophyses posterior almost equal to apophyses anterior ( fig. 4, 4 ). Bursa copulatrix without signum ( fig. 4 , 5 ).

R e m a r k s. This species can be recognized by the forewing coloration and above mentioned characters of the genitalia.

Recorded from Ukraine for the first time.

Figures

Fig. 4. Kessleria saxifragae: 1 — moth (habitus, dorsal); 2 — male genitalia (ventral view); 3 — aedeagus; 4 — female genitalia; 5 — bursa copulatrix.

Fig. 1. Argyresthia kurenzovi: 1 — forewing pattern; 2–4 — male genitalia (2 — ventral view, 3 — ventral plate, 4 — aedeagus); 5 — female genitalia; 6 — bursa copulatrix with signum.

Fig. 2. Argyresthia communana: 1 — forewing pattern; 2–4 — male genitalia (2 — ventral plate, 3 — valva, 4 — aedeagus); 5 — bursa copulatrix.

Fig. 3. Paradoxus osyridellus: 1 — moth (habitus, dorsal); 2 — male genitalia (ventral view); 3 — aedeagus; 4 — female genitalia; 5 — bursa copulatrix.

Fig. 5. Pseudoplutella porrectella: 1 — moth (habitus, dorsal); 2 — male genitalia (lateral view); 3 — aedeagus; 4 — bursa copulatrix.