Phanerotoma microdentata, Luo & Achterberg & He & Tang & Chen, 2025

Phanerotoma microdentata sp. nov.

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Fig. 18 View Fig

Diagnosis

Lower tooth of mandible 0.5× as long as apical tooth ( Fig. 18L View Fig ); scutellum dull and densely coriaceous ( Fig. 18H View Fig ); second submarginal cell slightly more slender ( Fig. 18G View Fig ); vein cu-a of fore wing as long as vein 1-CU1; body yellowish brown; second metasomal suture straight; third tergite evenly rounded posteriorly and its basal half rather coarsely sculptured ( Fig. 18I View Fig ); hind coxa pale-yellowish ( Fig. 18K View Fig ); hypopygium of female short and triangularly protruding apically ( Fig. 18J View Fig ).

Etymology

Named after the small teeth of the clypeus, from the Greek ‘ mikros ’ for ‘small, little’ and the Latin ‘ dens ’ for ‘tooth’.

Type material

Holotype CHINA – Jilin • ♀; Gongzhuling ; Aug.–Oct. 1983; Chenglun Wang leg.; ZJUH No. 840053 .

Paratypes ( 55 ♀♀, 12 ♂♂)

CHINA – Jilin • 1 ♀; same data as for holotype; 10 Aug. 1954; Qingfeng Xu leg.; ZJUH No. 5535.5 • 1 ♂; same data as for preceding; 1972; Qingfeng Xu leg.; ZJUH No. 72014.5a • 5 ♀♀ same data as for preceding; ZJUH Nos 72014.5b to 72014.5f • 1 ♀; same data as for preceding; 16 Aug. 1977; Junhua He leg.; ZJUH No. 770982 • 1 ♂; same data as for preceding; Aug.–Sep. 1983; Chenglun Wang leg.; ZJUH No. 840040 • 22 ♀♀; same data as for preceding; ZJUH Nos 840042 to 840044 , 840067 , 840048 to 840050 , 840052 , 840054 , 840055 , 840057 to 840059 , 840062 to 840069 , 840111 • 1 ♀; Changbai Mt. ; 4 Aug. 1994; Juxian Lou leg.; ZJUH No. 951648 . – Beijing • 1 ♂; Jul. 1962; Changhou Chen leg.; ZJUH No. 62009.4a • 3 ♀♀; same data as for preceding; ZJUH Nos 62009.4b to 62009.4d . – Heilongjiang • 2 ♂♂; Harbin ; Aug. 1973; Yongkang Chen leg.; ZJUH Nos 740004a , 740004b • 3 ♀♀; same data as for preceding; ZJUH Nos 740004c to 740004e • 1 ♂; same data as for preceding; 1 Aug. 1977; Junhua He leg.; ZJUH No. 771584 • 4 ♀♀; same data as for preceding; ZJUH Nos 771585 , 771588 , 771595 , 771602 • 1 ♀; Jingbo Lake ; 26 Aug. 1995; Juxian Lou leg.; ZJUH No. 951419 . – Anhui • 1 ♀; Yuexi ; 26 Sep. 1981; Fuan Yang leg.; ZJUH No. 820575 . – Guangxi Zhuangzu Zizhizhou • 1 ♀; Longzhou, Nonggang ; 20–23 May 1982; Junhua He leg.; ZJUH No. 821630 . – Guizhou • 1 ♀; Chishui, Nanchanggou ; 22 Sep. 2000; Yun Ma leg.; ZJUH No. 20003063 • 2 ♀♀; Chishui, Alsophila Nature Reserve ; 21 Sep. 2000; Yun Ma leg.; ZJUH Nos 200603139 , 200103232 . – Hainan • 1 ♀; Wuzhi Mt. ; 16 May 2007; Jie Zeng leg.; ZJUH No. 200705106 • 1 ♀; Yinggeling ; 23 May 2007; Jingxian Liu; ZJUH No. 200702328 . – Jiangsu • 1 ♀; Nanjing ; 11 Jun. 1958; ZJUH No. 5815.1 • 6 ♂♂; Nanjing ; 11 Jun. 1958; ZJUH Nos 5815.1a to 5815.1f • 5 ♀♀; same data as for preceding; ZJUH Nos 5815.1g to 5815.1k . – Yunnan • 1 ♀; Kunming ; 24 Mar. 1981; Junhua He leg.; ZJUH No. 814515 .

Description

Female

MEASUREMENTS. Length of body 4.3 mm, of fore wing 3.7 mm.

COLOURATION. Yellowish brown; stemmaticum, mesoscutum laterally, propodeum, second tergite laterally and third tergite dark brown; first and second tergites pale-yellowish medially; hind femur apically, tibia basally and apically, teeth of mandible and scutellum brown.

HEAD. Width 1.3× median length in anterior view ( Fig. 18E View Fig ) and part of head above eye in lateral view 0.3 × height of eye ( Fig. 18D View Fig ); antenna with 23 segments and as long as fore wing, six subapical antennal segments submoniliform ( Fig. 18F View Fig ); area of stemmaticum mainly granulate; OOL: diameter of posterior ocellus: POL=29: 11: 8; eye 1.4× temple in dorsal view ( Fig. 18C View Fig ); frons with longitudinal rugae medially, rugose laterally and with weak median ridge; vertex granulate-rugose and with satin sheen; temple largely striate and with satin sheen; face with oblique rugae laterally, transversely rugose medially and without median carina; clypeus smooth, shiny and 0.9× minimum width of face, intertentorial distance 2.6× minimum width between clypeus and eye, clypeus long erect setose and with 3 small teeth medio-ventrally ( Fig. 18E View Fig ); eye large and in lateral view 1.6 × as wide as temple ( Fig. 18D View Fig ), in anterior view its height 0.7× minimum width of face; upper condyle of mandible below lower level of eyes ( Fig. 18E View Fig ); malar space as long as basal width of mandible; lower tooth of mandible 0.5× length of apical tooth, robust and short ( Fig. 18L View Fig ).

MESOSOMA ( Fig. 18H View Fig ). Length 1.8× its width in lateral view; side of pronotum mainly rugose, but dorsally nearly smooth; mesoscutum densely rugose and rather shiny, densely setose; notauli hardly indicated; scutellar sulcus wide ( Fig. 18H View Fig ); scutellum triangular, flat, distinctly dull and coriaceous; metanotum without median carina and tooth posteriorly; propodeum coarsely reticulate-rugose, without latero-posterior tubercles, no transverse or median carinae.

WINGS. Fore wing 2.6× as long as its maximum width; length of 1-R1 1.4× as long as pterostigma; r of fore wing 0.5× 3-SR; distance between 1-R1 and wing apex 0.5× 1-R1; 2-SR bent ( Fig. 18G View Fig ); SR1 nearly straight; 2-SR+M present; pterostigma large, parastigma medium-sized; 1-CU1 0.4× as long as vein 2-CU1, cu-a oblique and as long as 1-CU1; r: 3-SR: SR1=15: 28: 93; 2-SR: 3-SR: r-m=49: 28: 17; 2-M bent ( Fig. 18G View Fig ).

LEGS ( Fig. 18K View Fig ). Hind femur moderately wide and with satin sheen, 3.5× as long as wide and rather widened submedially; hind tibia rather slender; middle tibia with medium-sized pale-yellow blister; hind coxa smooth and shiny.

METASOMA ( Fig. 18I–J View Fig ). Carapace elliptical in dorsal view, 1.8 × as long as wide and as long as mesosoma; first and second tergites coarsely and densely longitudinally rugose; second suture narrow; third tergite 1.8× as long as second tergite and laterally weakly curved, in lateral view slightly convex posteriorly, in dorsal view densely and semi-circularly rugose and truncate ( Fig. 18I View Fig ), lateral lamella narrow, medio-apically with wide and deep emargination; ovipositor sheath narrow ( Fig. 18J View Fig ), with some long and erect setae; hypopygium apically acute and with up-curved short triangular protuberance ( Fig. 18J View Fig ).

VARIATION. Length of fore wing 3.1–4.0 mm, vein r of fore wing 0.5–1.0 × as long as vein 3-SR.

Male

Very similar to female, but third tergite in dorsal view nearly truncate medio-posteriorly ( Fig. 18B View Fig ) and antennal segments slenderer.

Hosts

Leguminivora glycinivorella (Matsumura, 1898) ( Tortricidae ) and Sitotroga cerealella Olivier, 1789 ( Gelechiidae ).

Distribution

China ( Anhui, Heilongjiang, Jilin, Beijing, Jiangsu, Guizhou, Yunnan, Guangxi Zhuangzu Zizhiqu, Hainan).