Siobla sturmii (Klug, 1817)

Siobla sturmii (Klug, 1817) ( Figs 4–6 View Figure 4 View Figure 5 View Figure 6 )

Tenthredo ( Allantus) sturmii Klug, 1817: 116 .

Macrophya pacifica F. Smith, 1874: 378 .

Macrophya castanea Jakowlew, 1888: 373 .

Encarsioneura frigida Mocsáry, 1909: 15–16 .

Diagnosis. This species is similar to S. jucunda Mocsáry , but differs from the latter by the following: the microsculptures on the 2nd and 3rd abdominal tergites fine, matt; hairs on dorsum of head and of thorax black; malar space of male as long as the radius of a lateral ocellus, the 4th and 5th abdominal tergites blackish brown, the lobe of pennis narrow; malar space of female as long as the diameter of the middle ocellus, the 9th abdominal tergite yellowish brown, vein C almost entirely blackish brown.

Distribution. China ( Heilongjiang (Wuying), Jilin (Mt. Changbai), Liaoning (Xinbin), Shanxi (Mt. Wutai), Hebei (Mt. Xiaowutai)), Japan ( Hokkaido, southern Kuriles, Honshu, Kyushu), South Korea, Russian Far East (Primorskiy Kray; Sakhalin), Siberia, Europe.

Primary type examined. 1♀, lectotype (HNHM, here designated): “Sibirica or., Raddefka”; “ Encarsioneura frigida , det. Mocsáry” [red label]; “ Lectotype, Encarsioneura frigida Mocsáry, 1909 , Des. Niu G, 2010”; “DEI-GISHym 1005”; “ Siobla sturmii (Klug, 1817) , Det. Niu G, 2010”. 1♀, paralectotype (HNHM, here designated): “Sibirica or., Raddefka”; “ Encarsioneura frigida , det. Mocsáry” [red label]; “ Paralectotype, Encarsioneura frigida Mocsáry, 1909 , Des. Niu G, 2010”; “DEI-GISHym 1000”; “ Siobla sturmii (Klug, 1817) , Det. Niu G, 2010”. 1♂, paralectotype (HNHM, here designated): “Sibirica or., Raddefka”; “ Encarsioneura frigida , det. Mocsáry” [red label]; “ Paralectotype, Encarsioneura frigida Mocsáry, 1909 , Des. Niu G, 2010”; “DEI-GISHym 1004”; “ Siobla sturmii (Klug, 1817) , Det. Niu G, 2010”.

Remarks. No distinct difference was found between the types of Siobla frigida and S. sturmii . The former is treated as a junior synonym of the latter following Malaise (1931).