Dorcadion pusillum tanaiticum Kasatkin, 2002

Dascălu, Maria-Magdalena, 2018, The subspecific structure of Dorcadion (Cribridorcadion) pusillum Küster (Coleoptera: Cerambycidae) with description of two new subspecies from Romania, Zootaxa 4442 (1), pp. 43-62 : 55

Dorcadion pusillum tanaiticum Kasatkin, 2002

Figs 4P , 5L .

Dorcadion pusillum tanaiticum Kasatkin, 2002: 277 –280 (original description). Type locality: Rostov area, Miasnikovsky distr., near Nedvigovka ( Zoological Institute , St. Petersburg, ZIN) .

Dorcadion pusillum tanaiticum ; Lazarev, 2009: 198, 199.— Danilevsky, 2010: 251.— Lazarev, 2011: 257.

Description. This subspecies was described in detail and illustrated by its author ( Kasatkin 2002).

Remarks. Unlike the nominal subspecies, in males of D. p. tanaiticum elytra have a darker pubescence with dark elytral stripes, almost as dark as the background pubescence and hence hardly visible; no dark spots of pubescence are present on elytra except the subsutural stripe which is visible only under certain angles of light.

Distribution. South of European Russia ( Rostov area) ( Fig. 7 ).

Material examined: S. Russia, Rostov region, Nedvigovka env., 19.IV.2008, leg. A. Abramov ( 3♂♂, 1♀) [ MDCO].

Figures

FIGURE 4. Habitus of males. Dorcadion pusillum ochrolineatum ssp. nov., Lacul Sărat near Brăila, Romania (A–E) and between Şuţești and Grădiștea, Brăila Co., Romania (F–I); D. p. vasiliscus ssp. nov., Spătaru forest near Buzău, Romania (J– L) and Beceni, Izvoru Dulce, Vrancea Co., Romania (M–O); D. p. tanaiticum from the type locality (P). Scale bar 1 mm.

FIGURE 5. Habitus of females. Dorcadion p. pusillum, Răzeni, Rep. of Moldova (A); Hâncești, Rep. of Moldova (B); Valea lui David, Iaşi Co., Romania (C, D); Galaţi, Romania (E); D. p. ochrolineatum ssp. nov., Lacul Sărat near Brăila, Romania (F, G) and between Şuţești and Grădiștea, Brăila Co., Romania (H, I); D. p. vasiliscus ssp. nov., Beceni, Izvoru Dulce, Vrancea Co., Romania (J) and Spătaru forest near Buzău, Romania (K); D. p. tanaiticum from the type locality (L). Scale bar 1 mm.

FIGURE 7. Distribution of Dorcadion pusillum: D. p. tanaiticum (green stars) after Kasatkin (2002); D. p. pusillum (red dots) with supplemental data to Kasatkin (2002) numbered as follows: 1–Ovidiopol (Odessa oblast); 2–Tatarbunar (Odessa oblast); 3–Tomaiul Nou, 20 km from Hâncești; 4–Răzeni (Ialoveni district); 5–Dănceni, near Chişinău; 6–Durleşti, near Chişinău; 7– Elizavetovca (Ungheni district); 8–Călăraşi (Botoșani Co.); 9–Vlădeni, dam of Hălceni lake (Iaşi Co.); 10–Vlădeni, Miletin Valley; 11–Mârzeşti meadow, near Breazu village (Iaşi Co.); 12–Breazu, near Iaşi; 13–Valea lui David (Iaşi Co.); 14–Leţcani; 15–Sălcioara (Vaslui Co.); 16–Zorleni (Vaslui Co.); 17–Tecuci; 18–Hanu Conachi (Galaţi Co.); 19–Galaţi; 20–Tulcea; D. p. ochrolineatum ssp. nov. (yellow squares): 21–Lacul Sărat, near Brăila; 22–Buzău river bank, between Şuţeşti and Grădiştea, (Brăila Co.); 23–Balta Albă (Buzău Co.); 24–Slobozia; D. p. vasiliscus ssp. nov. (blue triangles): 25–Izvoru Dulce, Beceni (Vrancea Co.); 26–Slănic river, near Aldeni (Buzău Co.); 27–near Joseni village, Berca (Buzău Co.); 28–Câlnău river, near Buzău; 29–Spătaru forest, near Buzău; 30–Cornurile (Prahova Co.). The red dot with white star is the presumed type locality of the nominal subspecies. The red dot with white cross is the type locality of D. p. var. berladense.