Pseudoplutella porrectella (Linnaeus, 1758)

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 : 28-29

Pseudoplutella porrectella (Linnaeus, 1758) ( fig. 5 )

M a t e r i a l. Russia: district Krasnoyarsk, reservation “Stolby”; 55̊49' N 92̊51' E, 1.09.1986, 1 ǫ (Gershenson) .

D i s t r i b u t i o n. Europe (almost everywhere), the Caucasus, Transcaucasia, Russia (Southern Siberia, Far East), Asia Minor ( Baraniak, 2007; Sinev, 2008).

D i a g n o s i s. Wingspan 12–18 mm. Head white dusted with pale grey-brownish coloration. Labial palpi bent, the middle segment with a distinct tuft of brownish scales. Forewings white-yellowish with brownish pattern which consists stripes and dots ( fig. 5 , 1 ). Hindwings grey.

Male genitalia ( fig. 5 , 2 , 3 ). Valva with distinctly narrow apical projection; saccus sclerotized, shorter than valva ( fig. 5 , 2 ). Aedeagus broadened at the apex, without cornuti ( fig. 5 , 3 ).

Female genitalia. Apophyses posterior shorter than apophyses anterior. Bursa copulatrix of spherical shape, signum absent ( fig. 5 , 4 ).

R e m a r k s. Externally differs from other species by the forewing pattern. Can be distinguished by the elongated apex of valva in the male genitalia; by spherical shape of bursa copulatrix without signum. Rare species in Siberian region.

Figures

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