Clytus (s. str.) venustulus Plavilstshikov, 1940

Danilevsky, M. L., 2023, SPECIES OF THE ARIETOIDES-GROUP OF THE GENUS CLYTUS LAICHARTING, 1784 (COLEOPTERA: CERAMBYCIDAE) FROM THE RUSSIAN FAR EAST, Far Eastern Entomologist 490, pp. 17-28 : 23-25

Clytus (s. str.) venustulus Plavilstshikov, 1940 , stat. resurr.

Figs 20–28

Clytus venustulus Plavilstshikov, 1940: 394 , 412, 728–729 [Osinovka in Ussuri Region]; Gressitt, 1951: 254, 256 [SE Siberia]; Lobanov et al., 1982: 261, part. [Far Eastern Russia]; Tsherepanov, 1982: 87, part. [Ussuri Region]; 1996: 106, part. [Amur Region, Khabarovsk Region, Primorye Region, North of Korean Peninsula, North-eastern China].

Clytus nigritulus : Plavilstshikov, 1932: 191 [Amur]; 1940: 394, 411, 728, part. [Eastern Siberia from Raddevka on Amur to Pacific Ocean; probably in Korea and Manchuria]; Gressitt, 1951: 254, 256 [SE Siberia]; Lobanov et al., 1982: 261, part. [Far Eastern Russia, Korea, China]; Tsherepanov, 1982: 86, part. [Ussuri Region, North-eastern China, North of Korean Peninsula]; 1996: 107, part. [Primorye Region]; Danilevsky, 2021: 333 [Primorye Region, Chuguevka District, Mt. Snezhnaya (43°44'11"N, 134°25'56"E), 1300 m].

Clytus arietoides : Danilevsky, 1998: 52, part. ( = venustulus Plav. , type); 2009: 707, part. ( = venustulus Plav. , holotype); 2020: 233, part. ( sachalinensis Matsushita = sibiricus Pic = venustulus Plavilstshikov ) [from European Russia to Japan]; Danilevsky & Smetana, 2010: 170, part. ( sachalinensis Matsushita = sibiricus Pic = venustulus Plavilstshikov ) [from European Russia to Japan]; Lazarev, 2019: 1286, part. ( = venustulus Plav. , holotype); Chen et al., 2019: 150, part. ( = venustulus Plav. ) [ Russia: Europe & Siberia, Kazakhstan, North-eastern China, Mongolia, Northern Korea, Japan].

TYPE LOCALITY: Russia, Primorye Region , Osinovka (43°58′N, 132°14′E) .

TYPE MATERIAL EXAMINED. Clytus venustulus Plavilstshikov 1940 , ♀ ( Fig. 20 ) holotype with 5 labels ( Fig. 21 ): 1) [red] Typus, 2) Ussuri / Ossinovka / 14. V.1917 / P. Elsky, 3) Clytus / venustulus / m. / type / N. Plavilstshikov det. / 1936, 4) [red] HOLOTYPUS / Clytus VENUSTULUS / Plavilstshikov, 1940 / M. Danilevsky des. 2008, 5) [pink] ЗоомуЗей МГУ (Москва, РОССИЯ) / № ZMMU Col 00106 / Zool. Mus. Mosq. Univ. / (Mosquae, ROSSIA) / ex. coll. N. N. Plavilstshikov.

OTHER MATERIAL EXAMINED. Author’s collection: 1 ♀ ( Fig. 28 ), Russia, Primorye Reg., Chuguevka Distr. , Sokolovka, 14.7.1974 , V. Kuznetsov; 1 ♀ ( Fig. 27 ), Amur Region, Zeya District , Verkhnezeysk, 20.6.2020 , A. V. Shchelokov; 1 ♂ ( Fig. 24 ), Amur Region, Mazanovsky District , Novorossiyka, 21.6.2021 , A. V. Shchelokov. Collection of Zoological Museum of Moscow University : 1 ♂ ( Fig. 22 ) with 2 labels ( Fig. 23 ): 1) “Sibiria or. / Raddevka / VI.1915 / A.Krotkay ”, 2) “ Clytus / nigritulus ♂ / Kr. / N. Plavilstshikov det.”. Author’s collection and collection of V. Ustinov (Moscow): 2 ♂ ( Fig. 25 ), 2 ♀ ( Fig. 26 ), Russia, Primorye Reg., Chuguevka Distr., Mt. Snezhnaya (43°44'11" N, 134°25'56" E), 1300 m, 27.6– 1.7.2021 , V. Ustinov.

DIAGNOSIS. Body small; antennae reddish basally and darkened apically, in males reaching outer end of central oblique elytral stripe, in females reaching hind border of anterior elytral 1/5 – just between humeral stripe and central stripe; prothorax more or less globular, with evenly rounded sides; male prothorax about as long as wide or slightly transverse, prothorax in females a little more transverse than in males; anterior and posterior thoracic margins never bordered with light pubescence; pronotum convex, regular cells of honeycomb sculpture are distinct in females only; male pronotum consists of very dense fine grainy sculpture with obliterated or conjugated cells; scattered erect pronotal setae very short, nearly indistinct, pronotum looks glabrous; scutellum with dense yellow pubescence; male elytra about 2.6 times longer, than humeral width, female elytra from 2.4 to 2.6 times longer than humeral width; each elytron with 2 dense yellowish setae stripes: short oblique humeral stripe strongly reduced, consists of several setae or totally absent; central long oblique stripe more or less extends anteriorly along suture, postmedian transverse stripe very narrow, apical stripe strongly reduced, disperse, nearly indistinct; posterior femora reach elytral apex or beyond it; body length in available males: 7.8–7.9 mm; in females: 7.5–9.5 mm.

DISTRIBUTION. Russia, Eastern Siberia from Amur Region to Primorye.

Figures

Figs 20–28. Clytus venustulus. 20 – ♀, holototype, Russia, Primorye, Ossinovka, 14.5. 1917, P.Elsky (photo by M. Lazarev); 21 – labels of the holotype (photo by M. Lazarev); 22 – ♂, Amur, Raddevka, 6.1915 (from Plavilstshikov’s collection, Moscow, identified as Clytus nigritulus); 23 – labels of a single male from Plavilstshikov’s collection, Moscow; 24 – ♂, Russia, Amur Region, Mazanovsky District, Novorossiyka, 21.6.2021, A.V. Shchelokov; 25 – ♂, Russia, Primorye, Mt. Snezhnaya 1300m 27.6. –1.7.2021 V. Ustinov; 26 – ♀ with same label; 27 – ♀, Amur Region, Zeya District, Verkhnezeysk, 20.6.2020, A.V. Shchelokov; 28 – ♀, Russia, Primorye, Chuguevka District, Sokolovka, 14.7.1974, V. Kuznetsov.