Cordilura richterae Ozerov and Krivosheina, 2015

Iwasa, Mtsuhiro, 2020, Contribution to the knowledge of the genus Cordilura Fallén (Diptera, Scathophagidae) from Japan, with descriptions of three new species, Zootaxa 4748 (3), pp. 471-484 : 479

Cordilura richterae Ozerov and Krivosheina, 2015

[Japanese name: Higenaga-magari-funbae]

( Figs 21–23 )

Cordilura richterae Ozerov and Krivosheina, 2015: 189 . Type locality: Chapingou River, tributary of the Shufan River, Primorskiy Kray, Russia.

Material examined. [Hokkaido] ♂, Obihiro, Tokachi, 27. v. 1992, leg. M. Iwasa.

Diagnosis. The male of C. richterae can be recognized by subshining scutum, thoracic sclerites with grey microtrichose, yellow legs, and anterior lobe of surstylus which is slender and deeply curved posteriorly ( Fig. 23 ). Scutum normally black, but with a pair of longitudinal dark stripes on yellow ground color in the pale (teneral) form.

Female. Unknown.

Distribution. Japan (Hokkaido); Russia (Primorskiy Kray) ( Ozerov & Krivosheina (2015). New to Japan.

Remarks. According to Ozerov & Krivosheina (2015), this species resembles C. sidorenkoi Ozerov & Krivosheina, 2012 , but is distinguished from it by having black thorax, black coxae and tibiae in mid and hind legs, strong setae on male sternite V ( Fig. 21 ) and posterior lobe of surstylus ( Figs 22, 23 ).

Figures

FIGURES 21–23. Cordilura richterae Ozerov & Krivosheina, specimen from Hokkaido. 21, male sternite V; 22, male terminalia, lateral view; 23, male terminalia, posterior view.