Strongylogaster formosana ( Rohwer, 1916 )

Liu, Mengmeng, Li, Zejian & Wei, Meicai, 2021, Review of Strongylogaster Dahlbom (Hymenoptera: Tenthredinidae) from Zhejiang Province, China, with the description of a new species, Zoologia (e 63051) 38, pp. 1-7 : 2-3

Strongylogaster formosana ( Rohwer, 1916)

Thrinax formosana Rohwer, 1916: 100 .

Diagnosis. Female body length 6–7 mm; male body length 5–6 mm. Body black, following parts yellowish-brown: labrum, clypeus, posterior half of pronotum, posterior margins of all abdominal terga, tegula and legs; other parts of all abdominal terga black. Head, pronotum, all abdominal terga, posterior margin of mesepimeron and metapleuron with dense microsculptures, shiny. Malar space broader than diameter of middle ocellus; median fovea large and round, fine carina of lateral foveae high; postocellar area broad, lateral furrow deep and oval rounded; antennae long, approximately 3× length of breadth of head, antennomere 3 shorter than antennomeres 4 and 5. Claw without subapical tooth. Fore wing without anal cross-vein, vein 2r joining inner of vein 3r-m; petiole of anal cell in hind wing slightly shorter than breadth of anal cell. Ovipositor slightly short, scape branch shaped, divergent towards the back; cercus extending into sheath apex. Annuli of serrulae low and flat.

Material examined. 1 female and 1 male, China, Zhejiang Province, Lin’an District, Mt. Tianmu, Nandamen , 30.30°N, 119.44°E, 380 m, 25-III-9-IV-2014, leg. Zejian LI & Lan YE, ethyl acetate ( LSAF14009 ); 1 female and 4 males, China, Zhejiang Province, Lishui City, Mt. Baiyun, Ecology Forest Farm, Taishan Station , 28.536°N, 119.931°E, 965 m, 6-30-IV-2016, leg. Zejian LI & Hejun YE, alcohol ( LSAF16063 ); 2 females, China, Zhejiang Province, Lin’an District, Mt. Tianmu, Chanyuan Temple , 30.323°N, 119.442°E, 405 m, 10-IV-2015, leg. Zejian LI , ethyl acetate ( LSAF15028 ); 1 female, China, Zhejiang Province, Lin’an District, Mt. Tianmu, Chanyuan Temple , 30.323°N, 119.442°E, 405 m, 17-18-IV-2018, leg. Mengmeng LIU & Kaiwen GAO & Tingting JI, ethyl acetate ( LSAF18028 ); 1 male, China, Zhejiang Province, Lin’an District , Mt. Tianmu , Kaishanlaodian, 30.343°N, 119.433°E, 1106 m, 5-IV-2015, leg. Zejian Li, ahcohol ( LSAF15022 ); 2 females, China, Zhejiang Province, Lin’an District , Mt. Tianmu , Chanyuan Temple , 30.323°N, 119.442°E, 405 m, 5-6-IV-2015, leg. Zejian LI & Tao LI, KCN ( LSAF15025 ); 2 females, China, Zhejiang Province, Lin’an District, Mt. Tianmu, Chanyuan Temple , 30.323°N, 119.442°E, 405 m, 12-IV-2015, leg. Zejian Li, ethyl acetate ( LSAF15029 ); 2 females, China, Zhejiang Province, Lin’an District , Mt. Tianmu , Chanyuan Temple , 30.30°N, 119.44°E, 380 m, 25-III-9-IV-2014, leg. Zejian LI & Lan YE, ethyl acetate ( LSAF14009 ) 1 female, China, Zhejiang Province, collection details missing ( LSAF15001 ) .

Distribution. China (Fujian, Guangxi, Hunan, Jiangxi, Taiwan, Zhejiang).

Host plants. Unknown.